CVE-2026-53831

CVE-2026-53831

OpenClaw before 2026.5.18 contains a policy enforcement vulnerability in system.run safe-bin allowlist validation that allows shell expansion to modify command interpretation on POSIX nodes. Authenticated operators can exploit shell metach…

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-53831?
CVE-2026-53831 is a high-severity vulnerability, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 8.3/10. Published 2026-06-12.
How severe is CVE-2026-53831?
High severity. CVSS v3 base score is 8.3 out of 10.