Path traversal in LiteLLM - #VU136050
Published: July 1, 2026
Vulnerability identifier: #VU136050
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: N/A
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: LiteLLM
Affected software:
LiteLLM
LiteLLM
Detailed vulnerability description
The vulnerability allows a remote user to write arbitrary files and potentially execute arbitrary code.
The vulnerability exists due to path traversal in Skills archive extraction when processing uploaded skill ZIP archives for execution. A remote user can upload a crafted skill archive containing path traversal entries to write arbitrary files and potentially execute arbitrary code.
Exploitation requires access to LiteLLM LLM API routes or a key whose allowed_routes includes /v1/skills, anthropic_routes, or llm_api_routes.
Remediation
Install security update from vendor's website.