{"action":"Upgrade openssl-encrypt to 1.4.0 or later.","affected":[{"fixed":"1.4.0","introduced":"0"}],"component":"openssl-encrypt","cve_ids":["CVE-2026-74889"],"ecosystem":"PyPI","epss":0.00348,"exploited":false,"fixed_versions":["1.4.0"],"ghsa_id":"GHSA-j9mh-57cc-665x","id":"tcs_01M5KH76J5ZT6GEFSR51SY06N2","modified_at":"2026-09-02T09:00:03.083501255Z","published_at":"2026-08-17T11:16:43.803Z","references":["https://osv.dev/vulnerability/PYSEC-2026-3765","https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-j9mh-57cc-665x","https://www.vulncheck.com/advisories/openssl-encrypt-before-weak-key-derivation-via-hkdf"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"PYSEC-2026-3765","url":"https://osv.dev/vulnerability/PYSEC-2026-3765"}],"summary":"openssl_encrypt versions before 1.4.0 use HKDF with no salt and static info parameter in key normalization functions, reducing entropy extraction and determinism. Attackers can exploit predictable key"}