PT-2026-3225 · WordPress · Related Posts By Taxonomy

Dj + 1 · Published 2026-01-16 · Updated 2026-01-16 · CVE-2026-0916

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Related Posts by Taxonomy plugin for WordPress versions through 2.7.6

Description The Related Posts by Taxonomy plugin for WordPress is susceptible to Stored Cross-Site Scripting through the 'related posts by tax' shortcode. Insufficient input sanitization and output escaping on user-supplied attributes allows authenticated attackers with contributor-level access or higher to inject arbitrary web scripts into pages. These scripts will execute when a user accesses the injected page.

Recommendations Update the Related Posts by Taxonomy plugin to a version later than 2.7.6.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-0916

Affected Products

Related Posts By Taxonomy

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-0916 · Security Note
• https://plugins.trac.wordpress.org/browser/related-posts-by-taxonomy/tags/2.7.6/includes/functions.php#L259 · Note
• https://twitter.com/VulmonFeeds/status/2012091998249931100 · Twitter Post
• https://plugins.trac.wordpress.org/browser/related-posts-by-taxonomy/tags/2.7.7/includes/functions.php#L259 · Note
• https://twitter.com/CVEnew/status/2012126443136856107 · Twitter Post
• https://wordfence.com/threat-intel/vulnerabilities/id/0582fe7d-884c-4019-837a-861d36ccc842?source=cve · Note