Path Traversal in Openclaw
CVE-2026-3689
OpenClaw Canvas Path Traversal Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of OpenClaw. Authentication is required to exploit this vulnerability. The specific flaw exists within the handling of the path parameters provided to the canvas gateway endpoint. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of the service account. Was ZDI-CAN-29312.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.009 (57.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Openclaw — versions openclaw 2026.2.17
Weakness classification (CWE)
References
- zdi-disclosures@trendmicro.com (x_research-advisory, Exploit, Third Party Advisory)
- zdi-disclosures@trendmicro.com (Exploit, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2026-3689?
- CVE-2026-3689 is a medium-severity vulnerability in Openclaw, classified under Path Traversal. CVSS score: 6.5/10. Published 2026-04-11.
- How severe is CVE-2026-3689?
- Medium severity. CVSS v3 base score is 6.5 out of 10.