CVE-2026-33578: Openclaw

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

OpenClaw before 2026.3.28 contains a sender policy bypass vulnerability in the Google Chat and Zalouser extensions where route-level group allowlist policies silently downgrade to open policy. Attackers can exploit this policy resolution flaw to bypass sender restrictions and interact with bots despite configured allowlist restrictions.

Affected products

• Openclaw Openclaw: before 2026.3.28 (fixed in 2026.3.28)

Published 2026-03-31. Last modified 2026-07-24.