What is CVE-2026-53830?

CVE-2026-53830 is a medium-severity vulnerability in Openclaw, classified under Insufficient Session Expiration. CVSS score: 6.5/10. Published 2026-06-12.

How severe is CVE-2026-53830?

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

Vulnerability in Openclaw

CVE-2026-53830

OpenClaw before 2026.4.22 contains a webhook secret revocation bypass vulnerability allowing callers with old Slack and Zalo webhook secrets to remain active after secrets.reload. Attackers can exploit the stale-secret window to deliver we…

EPSS: 0.002 (10.9th 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:N/I:H/A:N.

Affected products

Openclaw — versions 0, 2026.4.22

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

References

disclosure@vulncheck.com (vendor-advisory, Mitigation, Vendor Advisory)
disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-53830?: CVE-2026-53830 is a medium-severity vulnerability in Openclaw, classified under Insufficient Session Expiration. CVSS score: 6.5/10. Published 2026-06-12.
How severe is CVE-2026-53830?: Medium severity. CVSS v3 base score is 6.5 out of 10.