CVE-2026-31990

MEDIUM

OpenClaw < 2026.3.2 - Symlink Traversal in stageSandboxMedia Destination

Title source: cna
STIX 2.1

Description

OpenClaw versions prior to 2026.3.2 contain a vulnerability in the stageSandboxMedia function in which it fails to validate destination symlinks during media staging, allowing writes to follow symlinks outside the sandbox workspace. Attackers can exploit this by placing symlinks in the media/inbound directory to overwrite arbitrary files on the host system outside sandbox boundaries.

References (3)

Core 3
Core References
Third Party Advisory third-party-advisory
GitHub Security Advisory (GHSA-cfvj-7rx7-fc7c)
https://github.com/openclaw/openclaw/security/advisories/GHSA-cfvj-7rx7-fc7c
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.3.2 - Symlink Traversal in stageSandboxMedia Destination
https://www.vulncheck.com/advisories/openclaw-symlink-traversal-in-stagesandboxmedia-destination

Scores

CVSS v3 6.1
EPSS 0.0013
EPSS Percentile 3.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-59
Status published
Products (3)
npm/openclaw 0 - 2026.3.2npm
OpenClaw/OpenClaw < 2026.3.2
openclaw/openclaw < 2026.3.2
Published Mar 19, 2026
Tracked Since Mar 19, 2026