What is CVE-2026-53822?

CVE-2026-53822 is a high-severity vulnerability in Openclaw, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 8.8/10. Published 2026-06-12.

How severe is CVE-2026-53822?

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

RCE in Openclaw

CVE-2026-53822

OpenClaw before 2026.5.18 contains a command injection vulnerability where shell wrapper argv could change between approval and execution. Attackers can rebuild command arguments after allowlist approval to execute unapproved command shapes, potentially bypassing security controls.

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

EPSS: 0.011 (63.0th 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, 2026.5.18

Weakness classification (CWE)

References

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

Frequently asked questions

What is CVE-2026-53822?: CVE-2026-53822 is a high-severity vulnerability in Openclaw, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 8.8/10. Published 2026-06-12.
How severe is CVE-2026-53822?: High severity. CVSS v3 base score is 8.8 out of 10.