Missing Authorization in OpenClaw - #VU126429
Published: April 17, 2026
Vulnerability identifier: #VU126429
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to bypass sender authorization checks.
The vulnerability exists due to improper access control in the Microsoft Teams SSO invoke handler when processing signin invoke requests. A remote user can send a crafted invoke from a disallowed sender to bypass sender authorization checks.
The issue affects SSO signin invoke handling, while normal message handling applies sender allowlist checks.
Affected software
OpenClaw
Remediation
Install security update from vendor's website.
OpenClaw - update to 2026.4.14