CVE-2026-57661 WordPress WPComplete plugin <= 2.9.5.5 - Broken Access Control vulnerability

Medium 5.4 Published Updated

Subscribers can bypass access controls in the WPComplete WordPress plugin, potentially escalating privileges or modifying data.

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-2026-57661?

CVE-2026-57661 is a medium-severity missing authorization vulnerability in Nexcess WPComplete, published on 26 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Subscriber Broken Access Control in WPComplete <= 2.9.5.5 versions.

Weakness: CWE-862

Which versions are affected by CVE-2026-57661?

How do I fix CVE-2026-57661?

No fix has been published for CVE-2026-57661 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-2026-57661 being exploited?

There is no known exploitation of CVE-2026-57661 in the wild and no public exploit code.

Sources

Also known as GHSA-cf3c-69c8-pp4q.

Is CVE-2026-57661 in your software?

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