
Content Mask Security & Risk Analysis
wordpress.org/plugins/content-maskEmbed any external content on a Page, Post, or Custom Post Type without the need to use complicated domain forwarding or domain masks.
Is Content Mask Safe to Use in 2026?
Mostly Safe
Score 73/100Content Mask is generally safe to use. 3 past CVEs were resolved. Keep it updated.
The "content-mask" plugin v1.8.5.3 exhibits a mixed security posture. On the positive side, it demonstrates good practices regarding SQL query handling, with 100% using prepared statements, and a high percentage (93%) of output being properly escaped. The static analysis also reveals no identified dangerous functions, file operations, or significant attack surface exposed without authentication. However, the presence of 5 external HTTP requests warrants further investigation, as these can be a vector for SSRF or other network-based attacks if not handled with extreme care. The taint analysis indicates 2 flows with unsanitized paths, which could potentially lead to vulnerabilities if these paths are reachable and not properly validated at runtime.
The vulnerability history for this plugin is a significant concern. With 3 known CVEs and 1 currently unpatched, particularly a high-severity one related to Authorization Bypass Through User-Controlled Key, Server-Side Request Forgery (SSRF), and Missing Authorization, the plugin has a demonstrated history of critical security flaws. The pattern of these past vulnerabilities suggests a recurring issue with input validation and authorization mechanisms. While the current version might have addressed some of these, the persistent history indicates a need for rigorous and ongoing security auditing.
In conclusion, while "content-mask" v1.8.5.3 shows some positive security developments in its static analysis, particularly in SQL handling and output escaping, the significant vulnerability history, including an unpatched high-severity issue and the taint analysis findings, present substantial risks. Users should exercise extreme caution and prioritize updating to a version that has demonstrably addressed all historical vulnerabilities.
Key Concerns
- Unpatched High Severity Vulnerability
- Taint flow with unsanitized path
- Taint flow with unsanitized path
- External HTTP requests
- Medium severity vulnerability history (x2)
Content Mask Security Vulnerabilities
CVEs by Year
Severity Breakdown
3 total CVEs
Content Mask <= 1.8.5.2 - Authenticated (Author+) Insecure Direct Object Reference
Content Mask <= 1.8.5.2 - Authenticated (Contributor+) Server-Side Request Forgery
Content Mask <= 1.8.4 - Authenticated (Subscriber+) Arbitrary Options Update
Content Mask Code Analysis
Output Escaping
Data Flow Analysis
Content Mask Attack Surface
WordPress Hooks 17
Maintenance & Trust
Content Mask Maintenance & Trust
Maintenance Signals
Community Trust
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Content Mask Developer Profile
6 plugins · 1K total installs
How We Detect Content Mask
Patterns used to identify this plugin on WordPress sites during automated security audits and web crawling.
Asset Fingerprints
/wp-content/plugins/content-mask/admin/css/admin-styles.css/wp-content/plugins/content-mask/admin/js/admin-scripts.js/wp-content/plugins/content-mask/public/css/content-mask-public.css/wp-content/plugins/content-mask/admin/js/admin-scripts.jscontent-mask/admin/css/admin-styles.css?ver=content-mask/admin/js/admin-scripts.js?ver=content-mask/public/css/content-mask-public.css?ver=HTML / DOM Fingerprints
content-mask-admin-wrapcontent-mask-form-fieldcontent-mask-enabled-indicatorcontent-mask-disabled-indicator<!-- Content Mask Meta Box --><!-- Content Mask Admin Wrap --><!-- Content Mask Form Fields -->data-content-mask-iddata-content-mask-urldata-content-mask-enablecontentMaskAdmincontentMaskAjax/wp-json/content-mask/v1/masks