CVE-2026-53823: Openclaw

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

OpenClaw before 2026.5.3 contains a privilege escalation vulnerability in the allowFrom feature that binds to mutable Slack display names. Attackers with Slack account access can change display name metadata to match policy entries, potentially gaining unauthorized agent access intended for other identities.

Affected products

• Openclaw Openclaw: before 2026.5.3 (fixed in 2026.5.3)

Published 2026-06-12. Last modified 2026-07-23.