CVE-2026-66676 WordPress Easy Invoice plugin <= 2.3.8 - Broken Access Control vulnerability
Unauthenticated attackers can bypass access controls in the Easy Invoice WordPress plugin, potentially accessing restricted functionality.
- 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-2026-66676?
CVE-2026-66676 is a medium-severity missing authorization vulnerability in MatrixAddons Easy Invoice, published on 17 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Unauthenticated Broken Access Control in Easy Invoice <= 2.3.8 versions.
Weakness: CWE-862
Which versions are affected by CVE-2026-66676?
How do I fix CVE-2026-66676?
No fix has been published for CVE-2026-66676 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-2026-66676 being exploited?
There is no known exploitation of CVE-2026-66676 in the wild and no public exploit code.
Sources
Also known as GHSA-9fhm-wjxp-vcjv.