Auth bypass in Openclaw
CVE-2026-28473
OpenClaw versions prior to 2026.2.2 contain an authorization bypass vulnerability where clients with operator.write scope can approve or deny exec approval requests by sending the /approve chat command. The /approve command path invokes exec.approval.resolve through an internal privileged gateway client, bypassing the operator.approvals permission check that protects direct RPC calls.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (40.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002
Affected products
- Openclaw — versions 0
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-mqpw-46fh-299h (vendor-advisory, Vendor Advisory)
- github.com/openclaw/openclaw/commit/efe2a464afcff55bb5a95b959e6bd9ec0fef086e (Patch, patch)
- www.vulncheck.com/advisories/openclaw-authorization-bypass-via-approve-chat-com… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-28473?
- CVE-2026-28473 is a high-severity vulnerability in Openclaw, classified under Incorrect Authorization. CVSS score: 8.1/10. Published 2026-03-05.
- How severe is CVE-2026-28473?
- High severity. CVSS v3 base score is 8.1 out of 10.