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CVE-2026-42436 Detail

Description

OpenClaw before 2026.4.14 contains an improper access control vulnerability in browser snapshot, screenshot, and tab routes that fail to consistently validate the final browser target after navigation. Authenticated callers can bypass SSRF restrictions to expose internal or disallowed page content by exploiting route-driven navigation without proper policy re-validation.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  VulnCheck
CVSS-B 4.9 MEDIUM
Vector:  CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://github.com/openclaw/openclaw/commit/b75ad800a59009fc47eaa3471410f69046150e59 VulnCheck
https://github.com/openclaw/openclaw/security/advisories/GHSA-c4qm-58hj-j6pj VulnCheck
https://www.vulncheck.com/advisories/openclaw-internal-page-content-exposure-via-browser-snapshot-and-screenshot-routes VulnCheck

Weakness Enumeration

CWE-ID CWE Name Source
CWE-862 Missing Authorization VulnCheck  

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-42436
NVD Published Date:
05/05/2026
NVD Last Modified:
05/05/2026
Source:
VulnCheck