CVE-2025-28996 WordPress GPP Slideshow plugin <= 1.3.5 - Broken Access Control Vulnerability

Medium 4.3 Published Updated

Attackers can bypass access controls in the GPP Slideshow WordPress plugin to perform unauthorized actions.

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-2025-28996?

CVE-2025-28996 is a medium-severity missing authorization vulnerability in Thad Allender GPP Slideshow, published on 6 Jun 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Missing Authorization vulnerability in Thad Allender GPP Slideshow gpp-slideshow allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects GPP Slideshow: from n/a through <= 1.3.5.

Weakness: CWE-862

Which versions are affected by CVE-2025-28996?

How do I fix CVE-2025-28996?

No fix has been published for CVE-2025-28996 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-2025-28996 being exploited?

There is no known exploitation of CVE-2025-28996 in the wild and no public exploit code.

Sources

Also known as GHSA-gqj6-wggh-fx6m.

Is CVE-2025-28996 in your software?

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