CVE-2026-42439

HIGH 8.5

OpenClaw < 2026.4.10 - SSRF Policy Bypass in Browser Tabs Action Routes

CVSS Score

8.5

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-862
Vendor	openclaw
Product	openclaw
Published	May 5, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

Low

Availability

None

Affected Versions

OpenClaw / OpenClaw

0 < 2026.4.10

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

🔍 Nicky (@nicky-cc)