{"schema":"threatline.record/2","record":{"id":"CVE-2026-94423","aliases":[],"summary":"Net::LibSSH versions before 0.004 for Perl authenticate to an unverified server because connect never checks the host key against known_hosts","details":"Net::LibSSH versions before 0.004 for Perl authenticate to an unverified server because connect never checks the host key against known_hosts.\n\nconnect reports success as soon as ssh_connect returns SSH_OK. libssh leaves the known-hosts check to the application, and this binding never makes it, so the strict_hostkeycheck and knownhosts options are set on the session and then decide nothing.\n\nPassword, agent and public-key authentication, channel and SFTP operations all run on a session whose peer was never identified, so an attacker who can redirect the connection receives the password when password authentication is used, and commands and data sent over the session.","categories":["Libraries & packages"],"product":"","vendor":"","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-94423","source_modified_at":"2026-10-22T00:16:44.795Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":null,"vendor":null,"versions":[{"lessThan":"0.004","status":"affected","version":"0","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-94423","source_modified_at":"2026-10-22T00:16:44.795Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":null,"ecosystem":null},"version":"0.004","basis":"first unaffected version stated in the CVE record"}],"cvss":null,"severity":null,"kev":{"listed":false},"epss":{"probability":0.00269,"percentile":0.18082,"score_date":"2026-10-23"},"published_at":"2026-10-21T21:22:48.593Z","modified_at":"2026-10-22T00:16:44.795Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-94423","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-22T00:16:44.795Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-94423","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://metacpan.org/release/GETTY/Net-LibSSH-0.004/changes","tags":["release-notes"]},{"source":"CVE List","url":"https://github.com/Getty/p5-net-libssh/commit/29f509aacddb4b282ac9eb716d5ab326686d09a4.patch","tags":["patch"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"summary-specific-product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-22T00:16:44.795Z","content_hash":"9ac993aa3594d997bc90e7d536fff8579c613dd1ff78e8cca6818df1d41f61d4"}}