CVE-2026-53857 — HIGH (8.1)

Q: How severe is CVE-2026-53857?

CVE-2026-53857 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-53857?

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

Vulnerability Description

OpenClaw before 2026.5.3 contains a policy enforcement vulnerability where Zalo contacts with mutable display metadata could match allowFrom policy entries through display name changes. Attackers with mutable display names could receive agent responses intended for different Zalo identities when the feature is enabled.

CVSS Score

8.1

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Openclaw	Openclaw	< 2026.5.3

Related Weaknesses (CWE)

CWE-290

References

https://github.com/openclaw/openclaw/security/advisories/GHSA-8c59-hr4w-qg69Vendor Advisory
https://www.vulncheck.com/advisories/openclaw-mutable-display-name-binding-in-zaThird Party Advisory

FAQ

What is CVE-2026-53857?

CVE-2026-53857 is a vulnerability with a CVSS score of 8.1 (HIGH). OpenClaw before 2026.5.3 contains a policy enforcement vulnerability where Zalo contacts with mutable display metadata could match allowFrom policy entries through display name changes. Attackers with...

How severe is CVE-2026-53857?

CVE-2026-53857 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-53857?

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