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).

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History

Thu, 06 Aug 2026 08:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-79

Thu, 06 Aug 2026 06:30:00 +0000

Type Values Removed Values Added
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).
Title EONSR AEO Agent <= 3.7.9 - Unauthenticated Stored XSS via Scheduled Post Creation
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-08-06T06:00:11.188Z

Reserved: 2026-06-08T13:28:48.440Z

Link: CVE-2026-11588

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

Updated: 2026-08-06T08:00:03Z

Weaknesses