What is CVE-2026-35638?

CVE-2026-35638 is a high-severity vulnerability in Openclaw, classified under CWE-286. CVSS score: 8.8/10. Published 2026-04-09.

How severe is CVE-2026-35638?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Openclaw

CVE-2026-35638

OpenClaw before 2026.3.22 contains a privilege escalation vulnerability in the Control UI that allows unauthenticated sessions to retain self-declared privileged scopes without device identity verification. Attackers can exploit the device…

EPSS: 0.001 (17.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Openclaw — versions 0, 2026.3.22

Weakness classification (CWE)

CWE-286

References

GitHub Security Advisory (GHSA-48vw-m3qc-wr99) (third-party-advisory)
Patch Commit #1 (patch)
Patch Commit #2 (patch)
VulnCheck Advisory: OpenClaw < 2026.3.22 - Privilege Escalation via Self-Declared Scopes in Trusted-Proxy Control UI (third-party-advisory)

Frequently asked questions

What is CVE-2026-35638?: CVE-2026-35638 is a high-severity vulnerability in Openclaw, classified under CWE-286. CVSS score: 8.8/10. Published 2026-04-09.
How severe is CVE-2026-35638?: High severity. CVSS v3 base score is 8.8 out of 10.