CVE-2025-9631: AutoCatSet <= 2.1.4 - Cross-Site Request Forgery

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-09-11 · updated 2026-06-17
Weakness: CWE-352

Description

The AutoCatSet plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.1.4. This is due to missing or incorrect nonce validation on the autocatset_ajax function. This makes it possible for unauthenticated attackers to trigger automatic recategorization of posts via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Affected products

gyaku AutoCatSet: through 2.1.4

References

https://plugins.trac.wordpress.org/browser/autocatset/trunk/autocatset.php#L93
https://plugins.trac.wordpress.org/browser/autocatset/trunk/lib/ajax.php#L5
https://www.wordfence.com/threat-intel/vulnerabilities/id/1b3bd31f-0f5a-4b4a-811b-5482db866bd5?source=cve

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