CVE-2026-105307 Casdoor API Endpoint authz_filter.go ApiFilter missing authentication
Attackers can bypass authentication on Casdoor API endpoints due to missing checks in the authz_filter, allowing unauthorized access.
- 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-2026-105307?
CVE-2026-105307 is a medium-severity missing authorization vulnerability in Casdoor, published on 5 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability was detected in Casdoor up to 3.161.1. Affected is the function ApiFilter of the file routers/authz_filter.go of the component API Endpoint. Performing a manipulation results in missing authentication. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2026-105307?
How do I fix CVE-2026-105307?
No fix has been published for CVE-2026-105307 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-2026-105307 being exploited?
There is no known exploitation of CVE-2026-105307 in the wild and no public exploit code.
Sources
Also known as GHSA-c4rm-6cjv-h5vw.