Vulnerability · Published May 5, 2026 · Assigned by VulnCheck
CVE-2026-42439OpenClaw < 2026.4.10 - SSRF Policy Bypass in Browser Tabs Action Routes
High 8.5
In plain English
A high-severity missing authorization in OpenClaw from OpenClaw. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)8.5High
Exploit odds (30 days)0.2%top 84.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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 packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | openclaw | 2026.4.10 | GHSA-rj2p-j66c-mgqh |
Affected products (as reported)
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
References
- GitHub Security Advisory (GHSA-rj2p-j66c-mgqh) vendor-advisory
- Patch Commit patch
- VulnCheck Advisory: OpenClaw < 2026.4.10 - SSRF Policy Bypass in Browser Tabs Action Routes third-party-advisory