CVE-2026-111618
CVE-2026-111618 · CoAI through 4.0.0 Unauthenticated Path Traversal via Archive Download Endpoints
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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.
CVSS 6.9 · Medium · EPSS 0.4%
- Published
- Updated
Affected products and versions
coai
- Versions
- ≥ 0, ≤ 4.0.0: Affected (custom)
No fix published
Original sources
- https://hackmd.io/@hieuPenguinnn/coai-chatnio-generation-article-download-path-traversal
- https://github.com/coaidev/coai/blob/v4.0.0/addition/generation/api.go#L19-L29
- https://github.com/coaidev/coai/blob/v4.0.0/addition/article/api.go#L25-L35
- https://www.vulncheck.com/advisories/coai-through-4.0.0-unauthenticated-path-traversal-via-archive-download-endpoints
- https://nvd.nist.gov/vuln/detail/CVE-2026-111618