CVE-2026-41364

HIGH

OpenClaw < 2026.3.31 - Arbitrary File Write via Symlink Following in SSH Sandbox Tar Upload

Title source: cna
STIX 2.1

Description

OpenClaw before 2026.3.31 contains a symlink following vulnerability in SSH sandbox tar upload that allows remote attackers to write arbitrary files. Attackers can exploit this by uploading tar archives containing symlinks to escape the sandbox and overwrite files on the remote host.

References (3)

Core 3
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-fv94-qvg8-xqpw)
https://github.com/openclaw/openclaw/security/advisories/GHSA-fv94-qvg8-xqpw
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.3.31 - Arbitrary File Write via Symlink Following in SSH Sandbox Tar Upload
https://www.vulncheck.com/advisories/openclaw-arbitrary-file-write-via-symlink-following-in-ssh-sandbox-tar-upload

Scores

CVSS v3 8.1
EPSS 0.0053
EPSS Percentile 40.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-59
Status published
Products (4)
npm/openclaw 0 - 2026.3.31npm
OpenClaw/OpenClaw < 2026.3.31
openclaw/openclaw < 2026.3.31
OpenClaw/OpenClaw 2026.3.31
Published Apr 28, 2026
Tracked Since Apr 28, 2026