OpenClaw before 2026.4.10 contains a server-side request forgery policy bypass vulnerability in the browser tabs action select and close routes.
Date: 2026-05
Affected: openclaw/openclaw
Attack vector: ssrf
Category: vulnerability-disclosure
Severity: High
CVE: CVE-2026-42439
CVE-2026-43573
CWE: CWE-862
CWE-918
CVSS: 8.5 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N)

OpenClaw before 2026.4.10 contains a server-side request forgery policy bypass vulnerability in the browser tabs action select and close routes. Attackers can bypass configured browser SSRF policy protections by exploiting the /tabs/action endpoint to perform unauthorized tab navigation operations.


Mitigations:

Architectural layers (MAESTRO):