MEDIUM 6.9 NVD
CVE-2026-111618
CoAI (Chat Nio) through 4.0.0 contains an unauthenticated path traversal vulnerability in the generation and article archive download endpoints via the hash que
CoAI (Chat Nio) through 4.0.0 contains an unauthenticated path traversal vulnerability in the generation and article archive download endpoints via the hash query parameter. Attackers can supply ../ sequences in hash to download any readable .tar.gz or .zip file, including other users' generated archives.
References
- https://github.com/coaidev/coai/blob/v4.0.0/addition/article/api.go#L25-L35
- https://github.com/coaidev/coai/blob/v4.0.0/addition/generation/api.go#L19-L29
- https://hackmd.io/@hieuPenguinnn/coai-chatnio-generation-article-download-path-traversal
- https://www.vulncheck.com/advisories/coai-through-4.0.0-unauthenticated-path-traversal-via
This medium severity vulnerability with a CVSS score of 6.9 was published on 2026-10-16 via NVD.
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