CVE-2026-42436

HIGH

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

Title source: cna
STIX 2.1

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.

References (3)

Core 3
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-c4qm-58hj-j6pj)
https://github.com/openclaw/openclaw/security/advisories/GHSA-c4qm-58hj-j6pj
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.4.14 - Internal Page Content Exposure via Browser Snapshot and Screenshot Routes
https://www.vulncheck.com/advisories/openclaw-internal-page-content-exposure-via-browser-snapshot-and-screenshot-routes

Scores

CVSS v3 7.7
EPSS 0.0003
EPSS Percentile 7.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-862
Status published
Products (3)
npm/openclaw 0 - 2026.4.14npm
OpenClaw/OpenClaw < 2026.4.14
OpenClaw/OpenClaw 2026.4.14
Published May 05, 2026
Tracked Since May 05, 2026