Vulnerability · Published Sep 26, 2026 · Assigned by VulnCheck
CVE-2026-100540OpenClaw Feishu before 2026.8.1 Authentication Bypass via Disabled Account
Medium 6.8
In plain English
A medium-severity incorrect authorization in feishu from openclaw. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities).
Severity (CVSS 3.1)6.8Medium
Exploit odds (30 days)0.2%top 85.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
OpenClaw Feishu before 2026.8.1 fails to validate whether a configured default account is disabled before selecting it for model tool operations. Attackers can exploit multi-account setups where a disabled default account retains credentials to read or modify Feishu resources through a revoked identity.
Affected products (as reported)
Weakness: CWE-863 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
References
- GitHub Security Advisory (GHSA-h2qg-fxpv-82v6) vendor-advisory
- VulnCheck Advisory: OpenClaw Feishu before 2026.8.1 Authentication Bypass via Disabled Account third-party-advisory