Vulnerability · Published Apr 28, 2026 · Assigned by VulnCheck
CVE-2026-42430OpenClaw < 2026.4.8 - Strict Browser SSRF Bypass via Playwright Redirect Handling
Medium 6.5
In plain English
A medium-severity server-side request forgery 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 8% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.2%top 91.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
OpenClaw before 2026.4.8 contains a server-side request forgery vulnerability in Playwright redirect handling that allows attackers to bypass strict SSRF checks. Attackers can exploit request-time navigation to reach private targets that should be restricted by browser SSRF protections.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | openclaw | 2026.4.8 | GHSA-w8g9-x8gx-crmm |
Affected products (as reported)
Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N
References
- GitHub Security Advisory (GHSA-w8g9-x8gx-crmm) vendor-advisory
- Patch Commit patch
- VulnCheck Advisory: OpenClaw < 2026.4.8 - Strict Browser SSRF Bypass via Playwright Redirect Handling third-party-advisory