Path traversal in OpenClaw - CVE-2026-28447
Published: May 4, 2026
Vulnerability identifier: #VU129488
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-28447
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: OpenClaw
Affected software:
OpenClaw
OpenClaw
Detailed vulnerability description
The vulnerability allows a remote attacker to write files outside the intended extensions directory.
The vulnerability exists due to path traversal in the plugin installation directory handling when processing attacker-controlled plugin content during plugin installation. A remote attacker can supply a specially crafted plugin package name to write files outside the intended extensions directory.
User interaction is required to run openclaw plugins install on attacker-controlled plugin content.
How to mitigate CVE-2026-28447
Install security update from vendor's website.