CVE-2025-54751 WordPress PostX plugin <= 4.1.36 - Broken Access Control vulnerability
Attackers can bypass access controls in the PostX WordPress plugin to perform unauthorized actions due to missing authorization checks.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-54751?
CVE-2025-54751 is a high-severity missing authorization vulnerability in WPXPO PostX, published on 18 Dec 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Missing Authorization vulnerability in WPXPO PostX ultimate-post allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects PostX: from n/a through <= 4.1.36.
Weakness: CWE-862
Which versions are affected by CVE-2025-54751?
How do I fix CVE-2025-54751?
No fix has been published for CVE-2025-54751 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-54751 being exploited?
There is no known exploitation of CVE-2025-54751 in the wild and no public exploit code.
Sources
Also known as GHSA-j386-rxrm-789f.