Medium severity6.1NVD Advisory· Published Aug 6, 2026· Updated Aug 26, 2026
CVE-2026-11588
CVE-2026-11588
Description
The EONSR AEO Agent WordPress plugin through 3.7.9 does not perform any authorisation check on one of its REST API routes and disables HTML sanitisation before saving the post, allowing unauthenticated attackers to create administrator-attributed published posts containing arbitrary web scripts that execute in the browser of any visitor, including administrators (Stored XSS).
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <=3.7.9
Patches
Vulnerability mechanics
References
1News mentions
2- Wordfence Intelligence Weekly WordPress Vulnerability Report (August 3, 2026 to August 9, 2026)Wordfence Blog · Aug 14, 2026
- Wordfence Intelligence Weekly WordPress Vulnerability Report (July 27, 2026 to August 2, 2026)Wordfence Blog · Aug 8, 2026