CVE-2026-8940

Description

The WP Meta Sort Posts plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 0.9. This is due to missing or incorrect nonce validation on the top-level included script in msp-options.php. This makes it possible for unauthenticated attackers to change the plugin's msp_loop_file and msp_nav_location settings via a forged request via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

PUBLISHED Reserved 2026-05-19 | Published 2026-06-09 | Updated 2026-06-09 | Assigner Wordfence

Problem types

CWE-352 Cross-Site Request Forgery (CSRF)

Product status

Timeline

Credits

Muhammad Afnaan finder

References

www.wordfence.com/...-38dc-4499-b163-7a6254b25f72?source=cve

plugins.trac.wordpress.org/...rt-posts/trunk/msp-options.php

plugins.trac.wordpress.org/...s/trunk/wp-meta-sort-posts.php

plugins.trac.wordpress.org/...rt-posts/trunk/msp-options.php

plugins.trac.wordpress.org/...rt-posts/trunk/msp-options.php

cve.org (CVE-2026-8940)

nvd.nist.gov (CVE-2026-8940)

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