Auth bypass in Openclaw
CVE-2026-35662
OpenClaw before 2026.3.22 fails to enforce controlScope restrictions on the send action, allowing leaf subagents to message controlled child sessions beyond their authorized scope. Attackers can exploit this by using the send action to communicate with child sessions without proper scope validation, bypassing intended access control restrictions.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (25.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.7% 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, 2026.3.22
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-x2cm-hg9c-mf5w (vendor-advisory, Vendor Advisory, third-party-advisory)
- github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87 (Patch, patch)
- github.com/openclaw/openclaw/commit/7679eb375294941b02214c234aff3948796969d0 (Patch, patch)
- www.vulncheck.com/advisories/openclaw-missing-controlscope-enforcement-in-send-… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-35662?
- CVE-2026-35662 is a medium-severity vulnerability in Openclaw, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-04-10.
- How severe is CVE-2026-35662?
- Medium severity. CVSS v3 base score is 4.3 out of 10.