Vulnerability Details CVE-2026-28482
OpenClaw versions prior to 2026.2.12 construct transcript file paths using unsanitized sessionId parameters and sessionFile paths without enforcing directory containment. Authenticated attackers can exploit path traversal sequences like ../../etc/passwd in sessionId or sessionFile parameters to read or write arbitrary files outside the agent sessions directory.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 4.2%
CVSS Severity
CVSS v3 Score 7.1
References
- https://github.com/openclaw/openclaw/commit/4199f9889f0c307b77096a229b9e085b8d856c26
- https://github.com/openclaw/openclaw/commit/cab0abf52ac91e12ea7a0cf04fff315cf0c94d64
- https://github.com/openclaw/openclaw/security/advisories/GHSA-5xfq-5mr7-426q
- https://www.vulncheck.com/advisories/openclaw-path-traversal-via-unsanitized-sessionid-and-sessionfile-parameters