Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
Sources: National Vulnerability Database, CISA KEV, Exploit-DB
CVE-2025-53195 Overview
CVE-2025-53195 is a stored cross-site scripting (XSS) vulnerability in the Crocoblock JetEngine plugin for WordPress. The flaw affects all JetEngine versions from unknown initial release through 3.7.0. Attackers with low-privileged authenticated access can inject malicious scripts that execute in the browsers of users viewing affected pages. The vulnerability is tracked under CWE-79, covering improper neutralization of input during web page generation. JetEngine is a widely deployed dynamic content plugin for WordPress sites built on Elementor, expanding the attack surface across many commercial and content-driven sites.
Critical Impact
Authenticated attackers can inject persistent JavaScript payloads that execute against site visitors and administrators, enabling session theft, administrative account takeover, and malicious redirects.
Affected Products
- Crocoblock JetEngine plugin for WordPress
- All versions from initial release through 3.7.0
- WordPress sites running the vulnerable plugin version
Discovery Timeline
- 2025-08-20 - CVE-2025-53195 published to the National Vulnerability Database (NVD)
- 2026-06-17 - Last updated in NVD database
Technical Details for CVE-2025-53195
Vulnerability Analysis
The vulnerability stems from improper neutralization of user-supplied input before rendering it in generated web pages. JetEngine fails to sanitize or escape input that passes through plugin-controlled fields and is later stored in the WordPress database. When the stored content is rendered, the browser interprets the injected markup as executable JavaScript.
Stored XSS persists across sessions and users. Any visitor loading an affected page triggers execution of the attacker's payload within the site's origin. The payload runs with the privileges and session context of the viewing user, including administrators accessing the WordPress backend.
Root Cause
The root cause is missing output encoding and insufficient input sanitization in JetEngine components that accept user-supplied values. Content submitted by authenticated users is written to persistent storage and later emitted into HTML without proper escaping, violating secure coding practices described in CWE-79.
Attack Vector
Exploitation requires network access and low privileges on the target WordPress site. An authenticated user submits crafted input containing JavaScript into a vulnerable JetEngine field. The payload is stored by the plugin and later rendered to other users, including administrators. User interaction is required, as the victim must load the page containing the malicious content. The scope-changed nature of the issue means impact extends beyond the attacker's own session, affecting other users and site integrity. Technical details are documented in the Patchstack XSS Vulnerability Report.
Detection Methods for CVE-2025-53195
Indicators of Compromise
- Unexpected <script> tags, event handlers (onerror, onclick, onload), or javascript: URIs stored in JetEngine-managed post meta or custom fields
- Outbound requests from site visitors to unfamiliar domains loaded via injected script references
- New or modified administrator accounts following visits by privileged users to pages rendered by JetEngine
- Browser console errors or Content Security Policy violations originating from WordPress pages using JetEngine widgets
Detection Strategies
- Scan the WordPress database (wp_postmeta, wp_options, and JetEngine custom tables) for HTML and JavaScript payloads inside fields that should contain plain text
- Review web server access logs for POST requests to JetEngine endpoints submitted by low-privileged accounts shortly before suspicious content appears on rendered pages
- Deploy a web application firewall (WAF) rule set that flags XSS signatures targeting WordPress plugin parameters
Monitoring Recommendations
- Monitor administrator session activity for anomalous actions following page views that render JetEngine content
- Alert on creation or elevation of WordPress user accounts outside approved change windows
- Track outbound HTTP requests from the WordPress host and site visitors to newly observed domains referenced in page content
How to Mitigate CVE-2025-53195
Immediate Actions Required
- Identify all WordPress installations running Crocoblock JetEngine 3.7.0 or earlier and prioritize them for patching
- Audit JetEngine-managed content for stored script payloads before and after upgrading
- Restrict JetEngine content submission permissions to trusted editorial accounts only
- Rotate credentials and invalidate active sessions for any administrator who may have viewed malicious content
Patch Information
Upgrade JetEngine to a release later than 3.7.0 that addresses the stored XSS flaw. Refer to the Patchstack advisory and Crocoblock's changelog for the fixed version. Apply the update across staging and production environments and verify plugin integrity after upgrade.
Workarounds
- Deploy a WAF rule set that blocks XSS payloads submitted to WordPress admin and AJAX endpoints used by JetEngine
- Enforce a strict Content Security Policy (CSP) that disallows inline scripts and unauthorized script sources
- Temporarily reduce the privilege level of contributor and editor accounts that interact with JetEngine fields until the plugin is patched
- Disable the JetEngine plugin on exposed sites if patching cannot be completed promptly
# Example CSP header to limit inline script execution on WordPress responses
Header set Content-Security-Policy "default-src 'self'; script-src 'self'; object-src 'none'; base-uri 'self'; frame-ancestors 'self'"
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
Sources: National Vulnerability Database, CISA KEV, Exploit-DB
