CVE-2026-100566 OpenClaw LINE before 2026.8.1 Access Control Inheritance
Attackers can bypass group access restrictions in OpenClaw LINE by exploiting inherited DM allowlist settings when group-specific configurations are missing.
- 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-2026-100566?
CVE-2026-100566 is a medium-severity missing authorization vulnerability in openclaw line, published on 26 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
OpenClaw LINE versions before 2026.8.1 contain an access control vulnerability where group allowlist mode silently inherits DM allowFrom values when groupAllowFrom is not explicitly configured. Attackers with group participation can trigger the agent despite configured group allowlist restrictions when DM access is broader than intended group access.
Weakness: CWE-863
Which versions are affected by CVE-2026-100566?
How do I fix CVE-2026-100566?
No fix has been published for CVE-2026-100566 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-2026-100566 being exploited?
There is no known exploitation of CVE-2026-100566 in the wild and no public exploit code.
Sources
Also known as GHSA-26gh-65q7-rfpf, GHSA-fgwg-c3wv-8f45.