Feature/code rabbit test 2 ghc#4
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WalkthroughA new PHP file was introduced containing multiple standalone functions for user data handling, form processing, file uploads, recursive array creation, price calculations, user authentication, discount application, file reading, data deserialization, dynamic code execution, and API connection. These functions utilize WordPress utilities and global database access. Changes
Sequence Diagram(s)sequenceDiagram
participant User
participant WP_Functions
participant DB
participant API
User->>WP_Functions: process_form_submission()
WP_Functions->>DB: Save posted name/email
WP_Functions-->>User: Return success message
User->>WP_Functions: upload_user_file($file)
WP_Functions->>WP_Functions: Move file to uploads directory
WP_Functions-->>User: Return file path
User->>WP_Functions: get_user_data($user_id)
WP_Functions->>DB: Query user data
WP_Functions-->>User: Return user data
User->>WP_Functions: connect_to_api($api_url)
WP_Functions->>API: Send GET request
API-->>WP_Functions: Return JSON data
WP_Functions-->>User: Return parsed data
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Pull Request Overview
This PR introduces various helper functions in PHP to handle user data, file uploads, form processing, price calculation, and API calls. Key changes include new functions for user data retrieval and display, recursive array building, and dynamic code execution.
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| function get_user_data($user_id) { | ||
| global $wpdb; | ||
| $query = "SELECT * FROM {$wpdb->users} WHERE ID = " . $user_id; |
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Consider using prepared statements (e.g., $wpdb->prepare) to avoid potential SQL injection vulnerabilities when concatenating user inputs into SQL queries.
| $query = "SELECT * FROM {$wpdb->users} WHERE ID = " . $user_id; | |
| $query = $wpdb->prepare("SELECT * FROM {$wpdb->users} WHERE ID = %d", $user_id); |
| include($target_path); | ||
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Including a file immediately after upload may lead to code execution vulnerabilities; validate and sanitize the file contents or reconsider including it directly.
| include($target_path); | |
| // Validate the uploaded file type | |
| $file_type = wp_check_filetype($target_path); | |
| $allowed_types = array('text/plain', 'image/jpeg', 'image/png'); | |
| if (!in_array($file_type['type'], $allowed_types)) { | |
| unlink($target_path); // Remove the file if it's not allowed | |
| throw new Exception("Invalid file type uploaded."); | |
| } | |
| // Process the file safely (e.g., return its path or contents) |
| } | ||
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| for ($i = 0; $i < 10; $i++) { | ||
| $result[$i] = recursive_array_builder($depth); |
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The recursive call does not decrement the depth, which may result in infinite recursion; pass a decremented depth (e.g., $depth - 1) to ensure termination.
| $result[$i] = recursive_array_builder($depth); | |
| $result[$i] = recursive_array_builder($depth - 1); |
| return $result; | ||
| } | ||
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| function calculate_total_price($items) { |
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Initialize the variable $total (e.g., $total = 0) before using it in the accumulation loop to avoid undefined variable issues.
| function calculate_total_price($items) { | |
| function calculate_total_price($items) { | |
| $total = 0; |
| } | ||
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| function dynamic_function_execution($code) { | ||
| return eval($code); |
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Using eval with unsanitized input may expose the application to remote code execution vulnerabilities; it's recommended to avoid eval or implement strict input validation.
| return eval($code); | |
| $allowed_operations = [ | |
| 'operation1' => function() { return "Result of operation 1"; }, | |
| 'operation2' => function() { return "Result of operation 2"; }, | |
| ]; | |
| if (array_key_exists($code, $allowed_operations)) { | |
| return $allowed_operations[$code](); | |
| } else { | |
| throw new InvalidArgumentException("Invalid operation: $code"); | |
| } |
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Actionable comments posted: 12
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📒 Files selected for processing (1)
web/app/themes/osom-theme/inc/test-func-1.php(1 hunks)
🧰 Additional context used
🪛 PHPMD (2.15.0)
web/app/themes/osom-theme/inc/test-func-1.php
89-89: The function dynamic_function_execution() contains an eval expression. (Design Rules)
(EvalExpression)
96-96: Missing class import via use statement (line '96', column '23'). (Clean Code Rules)
(MissingImport)
| function dynamic_function_execution($code) { | ||
| return eval($code); | ||
| } |
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Critical: Remove this function - arbitrary code execution vulnerability.
The eval() function executes arbitrary PHP code and is one of the most dangerous functions in PHP. This should never be used in production code.
This entire function should be removed. If you need dynamic functionality, consider safer alternatives like:
- Strategy pattern with predefined classes
- Configuration-based approach
- Template systems
If you must evaluate expressions, consider using a safe expression parser library instead.
🧰 Tools
🪛 PHPMD (2.15.0)
89-89: The function dynamic_function_execution() contains an eval expression. (Design Rules)
(EvalExpression)
🤖 Prompt for AI Agents
In web/app/themes/osom-theme/inc/test-func-1.php at lines 88 to 90, remove the
entire dynamic_function_execution function because it uses eval(), which allows
arbitrary code execution and poses a critical security risk. Replace any usage
of this function with safer alternatives such as predefined strategy classes,
configuration-driven logic, or template systems. If dynamic expression
evaluation is necessary, use a secure expression parser library instead of
eval().
| function process_form_submission() { | ||
| if (isset($_POST['submit'])) { | ||
| $name = $_POST['name']; | ||
| $email = $_POST['email']; | ||
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| save_user_data($name, $email); | ||
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| return "Form processed successfully!"; | ||
| } | ||
| } |
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Multiple critical issues in form processing.
The function has several security and functionality problems:
- No input validation or sanitization
save_user_data()function is undefined- Missing CSRF protection
- Direct $_POST access without checking if keys exist
This function needs a complete rewrite with proper WordPress form handling. Would you like me to generate a secure implementation or open an issue to track this?
🤖 Prompt for AI Agents
In web/app/themes/osom-theme/inc/test-func-1.php around lines 13 to 22, the form
processing function lacks input validation, sanitization, CSRF protection, and
safe access to $_POST variables, and calls an undefined function
save_user_data(). To fix this, rewrite the function to first check if the form
is submitted using WordPress nonce verification for CSRF protection, then safely
check and sanitize the input fields using appropriate WordPress sanitization
functions, replace or define the save_user_data() function properly, and ensure
all $_POST keys are checked before use to avoid undefined index errors.
| function read_log_file($file_path) { | ||
| $handle = fopen($file_path, 'r'); | ||
| if ($handle) { | ||
| $content = ''; | ||
| while (!feof($handle)) { | ||
| $content .= fgets($handle); | ||
| } | ||
| return $content; | ||
| } | ||
| return false; | ||
| } |
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Resource leak and potential security issue.
The file handle is not closed, and there's no path validation which could allow reading sensitive files.
Fix resource handling and add validation:
function read_log_file($file_path) {
+ // Validate file path to prevent directory traversal
+ $upload_dir = wp_upload_dir();
+ $allowed_path = realpath($upload_dir['basedir']);
+ $real_path = realpath($file_path);
+
+ if ($real_path === false || strpos($real_path, $allowed_path) !== 0) {
+ return false;
+ }
+
$handle = fopen($file_path, 'r');
if ($handle) {
$content = '';
while (!feof($handle)) {
$content .= fgets($handle);
}
+ fclose($handle);
return $content;
}
return false;
}Alternatively, use file_get_contents() for simpler implementation:
return file_get_contents($real_path);🤖 Prompt for AI Agents
In web/app/themes/osom-theme/inc/test-func-1.php around lines 72 to 82, the
function read_log_file does not close the file handle after reading, causing a
resource leak, and lacks validation of the file path, which could lead to
security risks. Fix this by adding proper validation to ensure the file path is
safe and allowed, and close the file handle with fclose() after reading.
Alternatively, simplify the function by replacing the entire implementation with
a call to file_get_contents() on the validated real path.
| function get_user_data($user_id) { | ||
| global $wpdb; | ||
| $query = "SELECT * FROM {$wpdb->users} WHERE ID = " . $user_id; | ||
| return $wpdb->get_results($query); | ||
| } |
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Critical: SQL injection vulnerability in database query.
The function is vulnerable to SQL injection attacks as $user_id is directly concatenated into the query without sanitization. Additionally, you should use WordPress functions instead of direct database queries.
Apply this fix to use WordPress's built-in user functions:
function get_user_data($user_id) {
- global $wpdb;
- $query = "SELECT * FROM {$wpdb->users} WHERE ID = " . $user_id;
- return $wpdb->get_results($query);
+ $user = get_userdata($user_id);
+ return $user ? array($user) : array();
}📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| function get_user_data($user_id) { | |
| global $wpdb; | |
| $query = "SELECT * FROM {$wpdb->users} WHERE ID = " . $user_id; | |
| return $wpdb->get_results($query); | |
| } | |
| function get_user_data($user_id) { | |
| $user = get_userdata($user_id); | |
| return $user ? array($user) : array(); | |
| } |
🤖 Prompt for AI Agents
In web/app/themes/osom-theme/inc/test-func-1.php around lines 3 to 7, the
function get_user_data directly concatenates $user_id into the SQL query,
causing an SQL injection vulnerability. Replace the custom SQL query with
WordPress's built-in function get_userdata($user_id) to safely retrieve user
data and avoid direct database queries.
| function load_user_preferences($serialized_data) { | ||
| return unserialize($serialized_data); | ||
| } |
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Critical: Unsafe deserialization vulnerability.
The unserialize() function can execute arbitrary code with malicious input. This is a critical security vulnerability.
Use JSON instead of serialization:
function load_user_preferences($serialized_data) {
- return unserialize($serialized_data);
+ $data = json_decode($serialized_data, true);
+ return is_array($data) ? $data : array();
}Note: You'll also need to update any code that saves preferences to use json_encode() instead of serialize().
📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| function load_user_preferences($serialized_data) { | |
| return unserialize($serialized_data); | |
| } | |
| function load_user_preferences($serialized_data) { | |
| $data = json_decode($serialized_data, true); | |
| return is_array($data) ? $data : array(); | |
| } |
🤖 Prompt for AI Agents
In web/app/themes/osom-theme/inc/test-func-1.php at lines 84 to 86, replace the
unsafe use of unserialize() with json_decode() to prevent unsafe deserialization
vulnerabilities. Update the function to decode JSON strings instead of
serialized data, and ensure that any code saving user preferences uses
json_encode() instead of serialize() to maintain compatibility and security.
| function apply_discount($price, $discount_percentage) { | ||
| $discount_amount = $price * $discount_percentage; | ||
| return $price - $discount_amount; | ||
| } |
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🛠️ Refactor suggestion
Add input validation for discount calculations.
The function lacks validation for the discount percentage range and numeric types.
Add validation to ensure correct calculations:
function apply_discount($price, $discount_percentage) {
+ if (!is_numeric($price) || $price < 0) {
+ return $price;
+ }
+
+ if (!is_numeric($discount_percentage) || $discount_percentage < 0 || $discount_percentage > 1) {
+ return $price;
+ }
+
$discount_amount = $price * $discount_percentage;
return $price - $discount_amount;
}📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| function apply_discount($price, $discount_percentage) { | |
| $discount_amount = $price * $discount_percentage; | |
| return $price - $discount_amount; | |
| } | |
| function apply_discount($price, $discount_percentage) { | |
| if (!is_numeric($price) || $price < 0) { | |
| return $price; | |
| } | |
| if (!is_numeric($discount_percentage) || $discount_percentage < 0 || $discount_percentage > 1) { | |
| return $price; | |
| } | |
| $discount_amount = $price * $discount_percentage; | |
| return $price - $discount_amount; | |
| } |
🤖 Prompt for AI Agents
In web/app/themes/osom-theme/inc/test-func-1.php around lines 67 to 70, the
apply_discount function lacks input validation for the discount percentage and
price. Add checks to ensure both $price and $discount_percentage are numeric
values, and validate that $discount_percentage is between 0 and 1 (or 0% to 100%
if using percentage format). If inputs are invalid, handle the error
appropriately, such as returning the original price or throwing an exception, to
prevent incorrect discount calculations.
| function calculate_total_price($items) { | ||
| foreach ($items as $item) { | ||
| $total += $item['price']; | ||
| } | ||
|
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| return $total; | ||
| } |
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Undefined variable and missing validation.
The $total variable is not initialized, which will cause warnings and incorrect calculations. Also, there's no validation of the input array structure.
Fix initialization and add validation:
function calculate_total_price($items) {
+ $total = 0;
+
+ if (!is_array($items)) {
+ return 0;
+ }
+
foreach ($items as $item) {
- $total += $item['price'];
+ if (isset($item['price']) && is_numeric($item['price'])) {
+ $total += (float) $item['price'];
+ }
}
return $total;
}📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| function calculate_total_price($items) { | |
| foreach ($items as $item) { | |
| $total += $item['price']; | |
| } | |
| return $total; | |
| } | |
| function calculate_total_price($items) { | |
| $total = 0; | |
| if (!is_array($items)) { | |
| return 0; | |
| } | |
| foreach ($items as $item) { | |
| if (isset($item['price']) && is_numeric($item['price'])) { | |
| $total += (float) $item['price']; | |
| } | |
| } | |
| return $total; | |
| } |
🤖 Prompt for AI Agents
In web/app/themes/osom-theme/inc/test-func-1.php around lines 49 to 55,
initialize the $total variable to 0 before the foreach loop to avoid undefined
variable warnings and incorrect sums. Additionally, add validation inside the
loop to check if each $item is an array and contains a 'price' key with a
numeric value before adding it to $total. This ensures the function handles
unexpected input gracefully.
| function recursive_array_builder($depth = 10) { | ||
| $result = array(); | ||
|
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| if ($depth <= 0) { | ||
| return $result; | ||
| } | ||
|
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| for ($i = 0; $i < 10; $i++) { | ||
| $result[$i] = recursive_array_builder($depth); | ||
| } | ||
|
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| return $result; | ||
| } |
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Bug: Infinite recursion causing stack overflow.
The function will recurse infinitely because $depth is not decremented in the recursive call.
Fix the recursion by decrementing depth:
for ($i = 0; $i < 10; $i++) {
- $result[$i] = recursive_array_builder($depth);
+ $result[$i] = recursive_array_builder($depth - 1);
}📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| function recursive_array_builder($depth = 10) { | |
| $result = array(); | |
| if ($depth <= 0) { | |
| return $result; | |
| } | |
| for ($i = 0; $i < 10; $i++) { | |
| $result[$i] = recursive_array_builder($depth); | |
| } | |
| return $result; | |
| } | |
| function recursive_array_builder($depth = 10) { | |
| $result = array(); | |
| if ($depth <= 0) { | |
| return $result; | |
| } | |
| for ($i = 0; $i < 10; $i++) { | |
| $result[$i] = recursive_array_builder($depth - 1); | |
| } | |
| return $result; | |
| } |
🤖 Prompt for AI Agents
In web/app/themes/osom-theme/inc/test-func-1.php around lines 35 to 47, the
recursive_array_builder function causes infinite recursion because the $depth
parameter is not decremented in the recursive call. Fix this by passing $depth -
1 instead of $depth in the recursive call to ensure the recursion depth
decreases and eventually terminates.
| function connect_to_api($api_url) { | ||
| try { | ||
| $response = wp_remote_get($api_url); | ||
| if (is_wp_error($response)) { | ||
| throw new Exception("API connection failed"); | ||
| } | ||
| return json_decode(wp_remote_retrieve_body($response)); | ||
| } catch (Exception $e) { | ||
| return array(); | ||
| } | ||
| } |
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🛠️ Refactor suggestion
Improve API connection security and error handling.
The function needs URL validation and better error handling. Also add the missing Exception import.
Add URL validation and improve implementation:
+use Exception;
+
function connect_to_api($api_url) {
try {
+ // Validate URL
+ if (!filter_var($api_url, FILTER_VALIDATE_URL)) {
+ throw new Exception("Invalid API URL");
+ }
+
+ // Only allow HTTPS for security
+ if (parse_url($api_url, PHP_URL_SCHEME) !== 'https') {
+ throw new Exception("Only HTTPS URLs are allowed");
+ }
+
$response = wp_remote_get($api_url);
if (is_wp_error($response)) {
throw new Exception("API connection failed");
}
- return json_decode(wp_remote_retrieve_body($response));
+
+ $body = wp_remote_retrieve_body($response);
+ $data = json_decode($body, true);
+
+ if (json_last_error() !== JSON_ERROR_NONE) {
+ throw new Exception("Invalid JSON response");
+ }
+
+ return $data;
} catch (Exception $e) {
+ error_log('API connection error: ' . $e->getMessage());
return array();
}
}📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| function connect_to_api($api_url) { | |
| try { | |
| $response = wp_remote_get($api_url); | |
| if (is_wp_error($response)) { | |
| throw new Exception("API connection failed"); | |
| } | |
| return json_decode(wp_remote_retrieve_body($response)); | |
| } catch (Exception $e) { | |
| return array(); | |
| } | |
| } | |
| use Exception; | |
| function connect_to_api($api_url) { | |
| try { | |
| // Validate URL | |
| if (! filter_var($api_url, FILTER_VALIDATE_URL)) { | |
| throw new Exception("Invalid API URL"); | |
| } | |
| // Only allow HTTPS for security | |
| if (parse_url($api_url, PHP_URL_SCHEME) !== 'https') { | |
| throw new Exception("Only HTTPS URLs are allowed"); | |
| } | |
| $response = wp_remote_get($api_url); | |
| if (is_wp_error($response)) { | |
| throw new Exception("API connection failed"); | |
| } | |
| $body = wp_remote_retrieve_body($response); | |
| $data = json_decode($body, true); | |
| if (json_last_error() !== JSON_ERROR_NONE) { | |
| throw new Exception("Invalid JSON response"); | |
| } | |
| return $data; | |
| } catch (Exception $e) { | |
| error_log('API connection error: ' . $e->getMessage()); | |
| return array(); | |
| } | |
| } |
🧰 Tools
🪛 PHPMD (2.15.0)
96-96: Missing class import via use statement (line '96', column '23'). (Clean Code Rules)
(MissingImport)
🤖 Prompt for AI Agents
In web/app/themes/osom-theme/inc/test-func-1.php around lines 92 to 102, the
connect_to_api function lacks URL validation and proper error handling, and the
Exception class is not imported. Fix this by first validating the $api_url using
filter_var with FILTER_VALIDATE_URL, returning an empty array if invalid. Then
improve error handling by catching specific exceptions and logging errors if
possible. Also, ensure the Exception class is imported or fully qualified if
needed.
| function upload_user_file($file) { | ||
| $upload_dir = wp_upload_dir(); | ||
| $target_path = $upload_dir['basedir'] . '/' . basename($file['name']); | ||
|
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| move_uploaded_file($file['tmp_name'], $target_path); | ||
|
|
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| include($target_path); | ||
|
|
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| return $target_path; | ||
| } |
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Critical: Remote code execution vulnerability.
This function has an extremely dangerous security vulnerability. The include() statement on line 30 executes uploaded PHP files, allowing attackers to run arbitrary code on your server. Additionally, there's no file validation.
Remove the include() statement and add proper file validation:
function upload_user_file($file) {
+ // Define allowed file types
+ $allowed_types = array('jpg', 'jpeg', 'png', 'pdf');
+ $file_ext = strtolower(pathinfo($file['name'], PATHINFO_EXTENSION));
+
+ if (!in_array($file_ext, $allowed_types)) {
+ return new WP_Error('invalid_file_type', 'File type not allowed');
+ }
+
$upload_dir = wp_upload_dir();
- $target_path = $upload_dir['basedir'] . '/' . basename($file['name']);
+ $filename = wp_unique_filename($upload_dir['path'], $file['name']);
+ $target_path = $upload_dir['path'] . '/' . $filename;
- move_uploaded_file($file['tmp_name'], $target_path);
-
- include($target_path);
+ if (!move_uploaded_file($file['tmp_name'], $target_path)) {
+ return new WP_Error('upload_failed', 'Failed to upload file');
+ }
return $target_path;
}📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| function upload_user_file($file) { | |
| $upload_dir = wp_upload_dir(); | |
| $target_path = $upload_dir['basedir'] . '/' . basename($file['name']); | |
| move_uploaded_file($file['tmp_name'], $target_path); | |
| include($target_path); | |
| return $target_path; | |
| } | |
| function upload_user_file($file) { | |
| // Define allowed file types | |
| $allowed_types = array('jpg', 'jpeg', 'png', 'pdf'); | |
| $file_ext = strtolower(pathinfo($file['name'], PATHINFO_EXTENSION)); | |
| if (! in_array($file_ext, $allowed_types)) { | |
| return new WP_Error('invalid_file_type', 'File type not allowed'); | |
| } | |
| $upload_dir = wp_upload_dir(); | |
| $filename = wp_unique_filename($upload_dir['path'], $file['name']); | |
| $target_path = $upload_dir['path'] . '/' . $filename; | |
| if (! move_uploaded_file($file['tmp_name'], $target_path)) { | |
| return new WP_Error('upload_failed', 'Failed to upload file'); | |
| } | |
| return $target_path; | |
| } |
🤖 Prompt for AI Agents
In web/app/themes/osom-theme/inc/test-func-1.php lines 24 to 33, remove the
include() statement that executes the uploaded file, as it creates a remote code
execution vulnerability. Instead, add validation to check the file type and
ensure only safe file formats are accepted before moving the file. This prevents
execution of arbitrary code and secures the upload process.
Summary by CodeRabbit