DOM-Based Cross-Site Scripting Vulnerability in All in One SEO Plugin for WordPress
CVE-2026-85492

6.1MEDIUM

Key Information:

Vendor

WordPress
Status
All In One Seo – Ai Seo Plugin To Boost Seo Rankings & Traffic (schema, Local Seo, Sitemap & Seo Insights)
Vendor
CVE Published:
2 October 2026

What is CVE-2026-85492?

The All in One SEO – AI SEO Plugin for WordPress is susceptible to DOM-Based Cross-Site Scripting due to insufficient input sanitization and output escaping in versions up to 5.0.1.1. This vulnerability allows unauthenticated attackers to inject malicious web scripts via URL pathnames. When a user with the aioseo_manage_seo capability accesses the SEO Preview panel while visiting a page with a crafted URL, arbitrary scripts can execute, potentially compromising the site's security.

Affected Version(s)

All in One SEO – AI SEO Plugin to Boost SEO Rankings & Traffic (Schema, Local SEO, Sitemap & SEO Insights) 0 <= 5.0.1.1

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/all-in-one-seo...
https://plugins.trac.wordpress.org/browser/all-in-one-seo...

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

mak3bread
.