HIGHVulnerability
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NVD HIGH: CVE-2026-33581 — OpenClaw before 2026.3.24 contains a sandbox bypass vulnerability in the message...

Tuesday, March 31, 2026 at 03:16 PM UTC·Source: NIST NVD

Updated: Monday, April 6, 2026 at 12:17 AM UTC

Executive Summary

OpenClaw before 2026.3.24 contains a sandbox bypass vulnerability in the message tool that allows attackers to read arbitrary local files by using mediaUrl and fileUrl alias parameters that bypass localRoots validation. Remote attackers can exploit this by routing file requests through unvalidated alias parameters to access files outside the intended sandbox directory.

Analysis

OpenClaw before 2026.3.24 contains a sandbox bypass vulnerability in the message tool that allows attackers to read arbitrary local files by using mediaUrl and fileUrl alias parameters that bypass localRoots validation. Remote attackers can exploit this by routing file requests through unvalidated alias parameters to access files outside the intended sandbox directory. CVSS Score: 6.5. Published: 2026-03-31T15:16:15.373.

Indicators of Compromise (1)

CVE (1)
CVE-2026-33581
Source Attribution

Originally published by NIST NVD on Mar 31, 2026. Verified by: NIST.

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