Vulnerability in Contextual Related Posts — CVE-2026-85653

What to do now

Update Contextual Related Posts to 4.4.2 or later.

Affected versions

• Everything up to and including 4.4.1

The Contextual Related Posts plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'other_attributes' Block Parameter in all versions up to, and including, 4.4.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

This description is reproduced verbatim from the public vulnerability record.

• https://www.wordfence.com/threat-intel/vulnerabilities/id/1ee59a73-c449-462d-9ff0-b652be56b73b?source=api-prod

Part of this record comes from Wordfence Intelligence. Original: https://www.wordfence.com/threat-intel/vulnerabilities/id/1ee59a73-c449-462d-9ff0-b652be56b73b
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