CVE-2026-27416 WordPress PDF Poster plugin <= 2.4.1 - Broken Access Control vulnerability

Medium 5.3 Published Updated

Attackers can bypass access controls in the PDF Poster WordPress plugin to perform unauthorized actions.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-27416?

CVE-2026-27416 is a medium-severity missing authorization vulnerability in bPlugins PDF Poster, published on 7 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Missing Authorization vulnerability in bPlugins PDF Poster allows Exploiting Incorrectly Configured Access Control Security Levels.

This issue affects PDF Poster: from n/a through 2.4.1.

Weakness: CWE-862

Which versions are affected by CVE-2026-27416?

How do I fix CVE-2026-27416?

No fix has been published for CVE-2026-27416 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-2026-27416 being exploited?

There is no known exploitation of CVE-2026-27416 in the wild and no public exploit code.

Sources

Also known as GHSA-qxq7-73m9-xj3m.

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