CVE-2026-13544 Feehi CMS API users access control

Medium 5.3 Published Updated

Remote attackers can bypass access controls on the Feehi CMS API users endpoint to read or modify user 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-2026-13544?

CVE-2026-13544 is a medium-severity missing authorization vulnerability in Feehi CMS, published on 29 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A flaw has been found in Feehi CMS up to 2.1.1. Affected by this issue is some unknown functionality of the file /api/users of the component API. This manipulation causes improper access controls. The attack can be initiated remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-284, CWE-266

Which versions are affected by CVE-2026-13544?

How do I fix CVE-2026-13544?

No fix has been published for CVE-2026-13544 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-2026-13544 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-13544 exists.

Sources

Also known as GHSA-fgv8-397h-qgqf.

Is CVE-2026-13544 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free