CVE-2026-5934: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in WP Media WP Rocket
Description
WP Rocket plugin for WordPress versions up to and including 3.21.0.1 contains a stored cross-site scripting (XSS) vulnerability via the rocket_beacon AJAX endpoint. This vulnerability allows unauthenticated attackers to inject malicious scripts that execute when users access affected pages.
CVSS v3.1
Score 7.2high
Affected software
WP Media
WP Rocket
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-5934 is a stored cross-site scripting vulnerability in the WP Rocket plugin for WordPress. The flaw exists due to insufficient input sanitization and output escaping of user-supplied data through the rocket_beacon AJAX endpoint. This enables unauthenticated attackers to inject arbitrary web scripts that execute in the context of users visiting the injected pages. The vulnerability affects versions up to and including 3.21.0.1.
Potential Impact
Successful exploitation can lead to execution of arbitrary scripts in the context of users visiting the affected pages, potentially resulting in theft of user credentials, session hijacking, or other malicious actions. The vulnerability does not require authentication and has a high severity with a CVSS score of 7.2. There is no indication of impact on availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a patch is available, users should consider disabling or restricting access to the rocket_beacon AJAX endpoint if possible to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-04-09T00:33:55.973Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a91ab5dacd9273b490abfd7
Added to database: 08/28/2026, 15:38:05 UTC
Last enriched: 09/08/2026, 03:52:24 UTC
Last updated: 10/12/2026, 18:48:21 UTC
Views: 75
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