CVE-2026-111618 [MEDIUM] – CoAI (Chat Nio) through 4.0.0 contains an unauthenticated path traversal vulnerability in

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.