What’s Vulnerable › Vulnerabilities

CVE-2026-8494: Permalink Manager Lite <= 2.5.3.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via Post Title

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-17 · updated 2026-06-17
• Weakness: CWE-79

Description

The Permalink Manager Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via post titles in the admin URI Editor interface in all versions up to, and including, 2.5.3.3 due to insufficient output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in the admin Permalink Manager page that will execute whenever an administrator accesses the Permalink Manager page.

Affected products

• mbis Permalink Manager Lite: through 2.5.3.3

References

• https://plugins.trac.wordpress.org/browser/permalink-manager/tags/2.5.3.1/includes/views/permalink-manager-uri-editor-post.php#L150
• https://plugins.trac.wordpress.org/browser/permalink-manager/tags/2.5.3.3/includes/views/permalink-manager-uri-editor-post.php#L150
• https://plugins.trac.wordpress.org/browser/permalink-manager/tags/2.5.3.4/includes/views/permalink-manager-uri-editor-post.php
• https://plugins.trac.wordpress.org/browser/permalink-manager/trunk/includes/views/permalink-manager-uri-editor-post.php#L150
• https://www.wordfence.com/threat-intel/vulnerabilities/id/221c62a8-09c9-405a-bddf-06638437bd39?source=cve

Get alerted when CVE-2026-8494 or the next vulnerability affects your stack