Path traversal in OpenClaw - #VU126935
Published: April 23, 2026
Vulnerability identifier: #VU126935
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to improper limitation of a pathname to a restricted directory in the webchat audio embedding helper when processing an agent- or tool-produced ReplyPayload.mediaUrl. A remote attacker can supply a crafted absolute local path or file: URL to disclose sensitive information.
The target file must be readable by the gateway process, have an audio-like extension, and fit within the webchat audio size cap.
Affected software
OpenClaw
Remediation
Install security update from vendor's website.
OpenClaw - update to 2026.4.15