Auth bypass in Openclaw
CVE-2026-44991
OpenClaw before 2026.4.21 contains an authorization bypass vulnerability in command-auth.ts that allows non-owner senders to execute owner-enforced slash commands when wildcard inbound senders are configured without explicit owner allowFrom settings. Attackers can exploit this by sending commands like /send, /config, or /debug on affected channels to bypass owner-only command authorization checks.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (23.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001
Affected products
- Openclaw — versions 0, 2026.4.21
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-c28g-vh7m-fm7v (vendor-advisory, Third Party Advisory)
- github.com/openclaw/openclaw/commit/2aa93d44a1b2c7058c371f261fda2b5d4de4a882 (Patch, patch)
- github.com/openclaw/openclaw/commit/995febb7b1e811ff6a1df5b18c22de94103f4c9f (Patch, patch)
- www.vulncheck.com/advisories/openclaw-authorization-bypass-in-owner-enforced-co… (Patch, Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-44991?
- CVE-2026-44991 is a medium-severity vulnerability in Openclaw, classified under Incorrect Authorization. CVSS score: 4.2/10. Published 2026-05-11.
- How severe is CVE-2026-44991?
- Medium severity. CVSS v3 base score is 4.2 out of 10.