CVE-2026-27344 WordPress inseri core plugin <= 1.0.5 - Broken Access Control vulnerability
Attackers can bypass access controls in the inseri core 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-2026-27344?
CVE-2026-27344 is a medium-severity missing authorization vulnerability in inseriswiss inseri core, published on 5 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Missing Authorization vulnerability in inseriswiss inseri core inseri-core allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects inseri core: from n/a through <= 1.0.5.
Weakness: CWE-862
Which versions are affected by CVE-2026-27344?
How do I fix CVE-2026-27344?
No fix has been published for CVE-2026-27344 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-2026-27344 being exploited?
There is no known exploitation of CVE-2026-27344 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-4xvq-cw2r-g96r.