CVE-2026-103591 PUBLISHED

DeepWiki-Open through commit d92819a contains an unauthenticated arbitrary file read vulnerability in the GET /codemap/file endpoint via the repo_url parameter. Attackers can supply a non-URL repo_url value to bypass path containment checks and read any file accessible to the API process by specifying absolute file paths.

• Trần Minh Huy finder

• https://github.com/AsyncFuncAI/deepwiki-open/issues/590
• https://github.com/AsyncFuncAI/deepwiki-open/blob/d92819a9c9f3b99416e3580ff235fc9d3adf8b89/api/services/codemap.py
• https://github.com/AsyncFuncAI/deepwiki-open/blob/d92819a9c9f3b99416e3580ff235fc9d3adf8b89/api/routers/codemap.py
• https://github.com/AsyncFuncAI/deepwiki-open/blob/d92819a9c9f3b99416e3580ff235fc9d3adf8b89/api/repository.py
• https://github.com/AsyncFuncAI/deepwiki-open
• VulnCheck Advisory: DeepWiki-Open through commit d92819a Unauthenticated Arbitrary File Read via /codemap/file

• External Control of File Name or Path CWE