CVE-2026-53857: Openclaw

High severity, CVSS 8.1. EPSS: 0.4% chance of exploitation in the next 30 days.

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.

Affected products

• Openclaw Openclaw: before 2026.5.3 (fixed in 2026.5.3)

Published 2026-06-16. Last modified 2026-06-18.