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feat: Add CSRF protection to critical API endpoints

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- Add CSRF validation to update_ticket.php
- Add CSRF validation to add_comment.php
- Add CSRF validation to bulk_operation.php
- All POST/PUT requests now require valid CSRF token

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
This commit is contained in:
Jared Vititoe
2026-01-09 12:32:34 -05:00
parent f096766e5d
commit fa9d9dfe0f
3 changed files with 36 additions and 0 deletions
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12
api/add_comment.php
View File

@@ -30,6 +30,18 @@ try {
throw new Exception("Authentication required");
}
// CSRF Protection
require_once dirname(__DIR__) . '/middleware/CsrfMiddleware.php';
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
$csrfToken = $_SERVER['HTTP_X_CSRF_TOKEN'] ?? '';
if (!CsrfMiddleware::validateToken($csrfToken)) {
http_response_code(403);
header('Content-Type: application/json');
echo json_encode(['success' => false, 'error' => 'Invalid CSRF token']);
exit;
}
}
$currentUser = $_SESSION['user'];
$userId = $currentUser['user_id'];

11
api/bulk_operation.php
View File

@@ -13,6 +13,17 @@ if (!isset($_SESSION['user']) || !isset($_SESSION['user']['user_id'])) {
exit;
}
// CSRF Protection
require_once dirname(__DIR__) . '/middleware/CsrfMiddleware.php';
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
$csrfToken = $_SERVER['HTTP_X_CSRF_TOKEN'] ?? '';
if (!CsrfMiddleware::validateToken($csrfToken)) {
http_response_code(403);
echo json_encode(['success' => false, 'error' => 'Invalid CSRF token']);
exit;
}
}
// Check admin status - bulk operations are admin-only
$isAdmin = $_SESSION['user']['is_admin'] ?? false;
if (!$isAdmin) {

13
api/update_ticket.php
View File

@@ -59,6 +59,19 @@ try {
if (!isset($_SESSION['user']) || !isset($_SESSION['user']['user_id'])) {
throw new Exception("Authentication required");
}
// CSRF Protection
require_once dirname(__DIR__) . '/middleware/CsrfMiddleware.php';
if ($_SERVER['REQUEST_METHOD'] === 'POST' || $_SERVER['REQUEST_METHOD'] === 'PUT') {
$csrfToken = $_SERVER['HTTP_X_CSRF_TOKEN'] ?? '';
if (!CsrfMiddleware::validateToken($csrfToken)) {
http_response_code(403);
header('Content-Type: application/json');
echo json_encode(['success' => false, 'error' => 'Invalid CSRF token']);
exit;
}
}
$currentUser = $_SESSION['user'];
$userId = $currentUser['user_id'];
$isAdmin = $currentUser['is_admin'] ?? false;