What’s Vulnerable › Vulnerabilities

CVE-2026-42436: OpenClaw < 2026.4.14 - Internal Page Content Exposure via Browser Snapshot and Screenshot Routes

• Severity: high (CVSS 7.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-05 · updated 2026-06-17
• Weakness: CWE-862

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.

Affected products

• OpenClaw: before 2026.4.14 — fixed in 2026.4.14

How to fix

Upgrade to a fixed version: OpenClaw 2026.4.14. Check the vendor advisory for mitigations.

References

• https://github.com/openclaw/openclaw/commit/b75ad800a59009fc47eaa3471410f69046150e59
• https://github.com/openclaw/openclaw/security/advisories/GHSA-c4qm-58hj-j6pj
• https://www.vulncheck.com/advisories/openclaw-internal-page-content-exposure-via-browser-snapshot-and-screenshot-routes

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