What is CVE-2026-53860?

CVE-2026-53860 is a medium-severity vulnerability in Openclaw, classified under CWE-807. CVSS score: 4.2/10. Published 2026-06-16.

How severe is CVE-2026-53860?

Medium severity. CVSS v3 base score is 4.2 out of 10.

Auth bypass in Openclaw

CVE-2026-53860

OpenClaw before 2026.5.7 contains a sender policy bypass vulnerability in BlueBubbles that allows participants to match allowlist entries through conversation metadata rather than stable sender identity. Attackers can influence conversatio…

EPSS: 0.002 (6.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Openclaw — versions 0, 2026.5.7

Weakness classification (CWE)

CWE-807
CWE-863 — Incorrect Authorization

References

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

Frequently asked questions

What is CVE-2026-53860?: CVE-2026-53860 is a medium-severity vulnerability in Openclaw, classified under CWE-807. CVSS score: 4.2/10. Published 2026-06-16.
How severe is CVE-2026-53860?: Medium severity. CVSS v3 base score is 4.2 out of 10.