What is CVE-2026-42430?

CVE-2026-42430 is a medium-severity vulnerability in Openclaw, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.5/10. Published 2026-04-28.

How severe is CVE-2026-42430?

Medium severity. CVSS v3 base score is 6.5 out of 10.

SSRF in Openclaw

CVE-2026-42430

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 s…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.002 (8.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N.

Affected products

Openclaw — versions 0, 2026.4.8

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

disclosure@vulncheck.com (vendor-advisory, Vendor Advisory)
disclosure@vulncheck.com (Patch, patch)
disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-42430?: CVE-2026-42430 is a medium-severity vulnerability in Openclaw, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.5/10. Published 2026-04-28.
How severe is CVE-2026-42430?: Medium severity. CVSS v3 base score is 6.5 out of 10.