What is CVE-2026-35636?

CVE-2026-35636 is a medium-severity vulnerability in Openclaw, classified under CWE-696. CVSS score: 6.5/10. Published 2026-04-09.

How severe is CVE-2026-35636?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Openclaw

CVE-2026-35636

OpenClaw versions 2026.3.11 through 2026.3.24 contain a session isolation bypass vulnerability where session_status resolves sessionId to canonical session keys before enforcing visibility checks. Sandboxed child sessions can exploit this…

EPSS: 0.000 (12.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Openclaw — versions 2026.3.11, 2026.3.25

Weakness classification (CWE)

CWE-696

References

GitHub Security Advisory (GHSA-q2qc-744p-66r2) (third-party-advisory)
Patch Commit (patch)
VulnCheck Advisory: OpenClaw 2026.3.11 < 2026.3.25 - Session Isolation Bypass via sessionId Resolution (third-party-advisory)

Frequently asked questions

What is CVE-2026-35636?: CVE-2026-35636 is a medium-severity vulnerability in Openclaw, classified under CWE-696. CVSS score: 6.5/10. Published 2026-04-09.
How severe is CVE-2026-35636?: Medium severity. CVSS v3 base score is 6.5 out of 10.