PT-2026-29261 · Openclaw · Openclaw

Antaisecuritylab · Published 2026-03-31 · Updated 2026-03-31 · CVE-2026-33581

Positive Technologies (AI Summary)

CVSS v3.1

8.6

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions OpenClaw versions prior to 2026.3.24

Description The software contains a sandbox bypass issue in the message tool. This allows attackers to read arbitrary local files by exploiting the mediaUrl and fileUrl alias parameters, which bypass localRoots validation. Attackers can route file requests through these unvalidated parameters to access files outside the intended sandbox directory.

Recommendations Update to version 2026.3.24 or later.

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2026-33581

GHSA-3GR8-2752-H46Q

GHSA-V8WV-JG3Q-QWPQ

Affected Products

Openclaw

References · 8

• https://github.com/openclaw/openclaw/security/advisories/GHSA-v8wv-jg3q-qwpq · Vendor Advisory
• https://github.com/openclaw/openclaw/commit/1d7cb6fc03552bbba00e7cffb3aa9741f5556416 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-33581 · Security Note
• https://osv.dev/vulnerability/GHSA-v8wv-jg3q-qwpq · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-3gr8-2752-h46q · Vendor Advisory
• https://github.com/openclaw/openclaw · Note
• https://twitter.com/CVEnew/status/2039004439776760106 · Twitter Post
• https://vulncheck.com/advisories/openclaw-arbitrary-file-read-via-mediaurl-and-fileurl-parameters · Note