Auth bypass in Openclaw
CVE-2026-32918
OpenClaw before 2026.3.11 contains a session sandbox escape vulnerability in the session_status tool that allows sandboxed subagents to access parent or sibling session state. Attackers can supply arbitrary sessionKey values to read or modify session data outside their sandbox scope, including persisted model overrides.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.001 (3.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000
Affected products
- Openclaw — versions 0, 2026.3.11
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-wcxr-59v9-rxr8 (vendor-advisory, Vendor Advisory, third-party-advisory)
- www.vulncheck.com/advisories/openclaw-session-sandbox-escape-via-session-status… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-32918?
- CVE-2026-32918 is a high-severity vulnerability in Openclaw, classified under Incorrect Authorization. CVSS score: 8.4/10. Published 2026-03-29.
- How severe is CVE-2026-32918?
- High severity. CVSS v3 base score is 8.4 out of 10.