CVE-2026-53831 — HIGH (8.3)

Q: How severe is CVE-2026-53831?

CVE-2026-53831 has been rated HIGH with a CVSS base score of 8.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-53831?

Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.

Vulnerability Description

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 metacharacters in approved commands to read unintended node-local files and expose sensitive configuration data.

CVSS Score

8.3

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

LOW

Affected Products

Vendor	Product	Versions
Openclaw	Openclaw	< 2026.5.18

Related Weaknesses (CWE)

CWE-367

References

https://github.com/openclaw/openclaw/security/advisories/GHSA-mhq8-78pj-5j79MitigationVendor Advisory
https://www.vulncheck.com/advisories/openclaw-arbitrary-file-read-via-shell-expaThird Party Advisory

FAQ

What is CVE-2026-53831?

CVE-2026-53831 is a vulnerability with a CVSS score of 8.3 (HIGH). 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. Authentic...

How severe is CVE-2026-53831?

CVE-2026-53831 has been rated HIGH with a CVSS base score of 8.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-53831?

Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.