Auth bypass in Openclaw
CVE-2026-41371
OpenClaw before 2026.3.28 contains a privilege escalation vulnerability in chat.send that allows write-scoped gateway callers to trigger admin-only session reset operations. Attackers can rotate target sessions, archive prior transcript state, and force new session IDs without requiring admin scope by exploiting improper authorization checks in the chat.send path.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:L.
EPSS exploit prediction
EPSS: 0.004 (26.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 26.8% 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: 0.004 · change: +0.001
Affected products
- Openclaw — versions 0, 2026.3.28
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-5r8f-96gm-5j6g (vendor-advisory, Vendor Advisory)
- www.vulncheck.com/advisories/openclaw-privilege-escalation-via-chat-send-reset-… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-41371?
- CVE-2026-41371 is a high-severity vulnerability in Openclaw, classified under Incorrect Authorization. CVSS score: 8.5/10. Published 2026-04-28.
- How severe is CVE-2026-41371?
- High severity. CVSS v3 base score is 8.5 out of 10.