CVE-2026-8940 WP Meta Sort Posts <= 0.9 - Cross-Site Request Forgery to Plugin Settings Update
Unauthenticated attackers can modify plugin settings by tricking administrators into clicking a link due to missing nonce validation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-8940?
CVE-2026-8940 is a medium-severity vulnerability in jasonpitts WP Meta Sort Posts, published on 9 Jun 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-352
Which versions are affected by CVE-2026-8940?
How do I fix CVE-2026-8940?
No fix has been published for CVE-2026-8940 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-8940 being exploited?
There is no known exploitation of CVE-2026-8940 in the wild and no public exploit code.
Sources
Also known as GHSA-pm2w-7q8v-x3g4.