CVE-2026-42439: OpenClaw < 2026.4.10 - SSRF Policy Bypass in Browser Tabs Action Routes

Severity: high (CVSS 8.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-05 · updated 2026-06-17
Weakness: CWE-862

Description

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.

Affected products

OpenClaw: before 2026.4.10 — fixed in 2026.4.10

How to fix

Upgrade to a fixed version: OpenClaw 2026.4.10. Check the vendor advisory for mitigations.

References

https://github.com/openclaw/openclaw/commit/48c0347921b7e9438af0312968fc360ca88023f3
https://github.com/openclaw/openclaw/security/advisories/GHSA-rj2p-j66c-mgqh
https://www.vulncheck.com/advisories/openclaw-ssrf-policy-bypass-in-browser-tabs-action-routes

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