CVE-2025-13749 Clearfy <= 2.4.0 - Cross-Site Request Forgery to Update Notification Tampering
Unauthenticated attackers can disable plugin update notifications 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-2025-13749?
CVE-2025-13749 is a medium-severity vulnerability in creativemotion Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer, published on 9 Jan 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 Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.4.0. This is due to missing nonce validation on the "wbcr_upm_change_flag" function. This makes it possible for unauthenticated attackers to disable plugin/theme update notifications 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-2025-13749?
How do I fix CVE-2025-13749?
No fix has been published for CVE-2025-13749 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-13749 being exploited?
There is no known exploitation of CVE-2025-13749 in the wild and no public exploit code.
Sources
Also known as GHSA-rfx8-86vj-pxwc.