CVE-2026-42436

OpenClaw < 2026.4.14 - Internal Page Content Exposure via Browser Snapshot and Screenshot Routes

Published May 5, 2026 CVSS 4.0 · 4.9 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-c4qm-58hj-j6pj OpenClaw: Browser snapshot and screenshot routes could expose internal page content after navigation
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title OpenClaw < 2026.4.14 - Internal Page Content Exposure via Browser Snapshot and Screenshot Routes
First Time appeared Openclaw
Openclaw openclaw
Weaknesses CWE-862
CPEs cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
Vendors & Products Openclaw
Openclaw openclaw
References
Metrics cvssV3_1

{'score': 7.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N'}

cvssV4_0

{'score': 4.9, '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
May 6, 2026, 2:10 PM
Reserved
Apr 27, 2026, 11:40 AM
Status
Deferred
Published
May 5, 2026, 12:16 PM
Modified
Jun 17, 2026, 10:47 AM