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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.

PUBLISHED Reserved 2026-04-27 | Published 2026-04-28 | Updated 2026-04-28 | Assigner VulnCheck




MEDIUM: 4.8CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:H/SI:L/SA:N

MEDIUM: 6.5CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N

Problem types

CWE-918 Server-Side Request Forgery (SSRF)

Product status

Default status
unaffected

Any version before 2026.4.8
affected

2026.4.8 (semver)
unaffected

Credits

smaeljaish771 reporter

KeenSecurityLab finder

References

github.com/...enclaw/security/advisories/GHSA-w8g9-x8gx-crmm (GitHub Security Advisory (GHSA-w8g9-x8gx-crmm)) vendor-advisory

github.com/...ommit/d7c3210cd6f5fdfdc1beff4c9541673e814354d5 (Patch Commit) patch

www.vulncheck.com/...bypass-via-playwright-redirect-handling (VulnCheck Advisory: OpenClaw < 2026.4.8 - Strict Browser SSRF Bypass via Playwright Redirect Handling) third-party-advisory

cve.org (CVE-2026-42430)

nvd.nist.gov (CVE-2026-42430)

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