WP Meta Sort Posts <= 0.9 - Cross-Site Request Forgery to Plugin Settings Update
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Tampering
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-352.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| jasonpitts | WP Meta Sort Posts | up to 0.9 | — | No fix listed | CNA |
- WP Meta Sort Posts Vendorjasonpitts Affected up to 0.9 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-8940
- 2026-10-03 Alias added: GHSA-pm2w-7q8v-x3g4
References
Other 5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/06efa097-38dc-4499-b163-7a6254b25f72?source=cve
- https://plugins.trac.wordpress.org/browser/wp-meta-sort-posts/trunk/msp-options.php#L18
- https://plugins.trac.wordpress.org/browser/wp-meta-sort-posts/trunk/wp-meta-sort-posts.php#L106
- https://plugins.trac.wordpress.org/browser/wp-meta-sort-posts/trunk/msp-options.php#L27
- https://plugins.trac.wordpress.org/browser/wp-meta-sort-posts/trunk/msp-options.php#L30
Sources
- CVE-2026-8940 · CVE Program
- CVE-2026-8940 · NVD
- FIRST EPSS
- GHSA-pm2w-7q8v-x3g4 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences