Arbitrary file read via unconstrained repository path
Published Sep 14, 2026 · Updated Sep 14, 2026
Arbitrary file read in AsyncFuncAI DeepWiki-Open through commit d92819a allows remote attackers to read server files via /ws/chat. The unauthenticated WebSocket handler passes repo_url into DatabaseManager._create_repo, which accepts non-HTTP values as local paths without confining them to an allowed root. A reachable default backend and configured embedding and language-model services are required; supported source, JSON, and YAML files can be disclosed.
Summary
What happened
Arbitrary file read in AsyncFuncAI DeepWiki-Open through commit d92819a allows remote attackers to read server files via /ws/chat. The unauthenticated WebSocket handler passes repo_url into DatabaseManager._create_repo, which accepts non-HTTP values as local paths without confining them to an allowed root. A reachable default backend and configured embedding and language-model services are required; supported source, JSON, and YAML files can be disclosed.
The record
- CVE
- CVE-2026-90946
- Published
- Sep 14, 2026
- Updated
- Sep 14, 2026
- Vendor
- AsyncFuncAI
- Product
- DeepWiki-Open
- Classifications
- T1005
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Sep 14, 2026CVE publishedPublication date reported by the CVE source.
- Sep 14, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=0 <=d92819a
What conditions does exploitation require?
What is affected?
Published CVSS scores
No CVSS assessment is available in this record.
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- GitHub issue 536 WebSocket proof of conceptproof of concept · demonstrated
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Technologies
Your stack
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Your stack
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