{"id":"CVE-2026-81718","revision":"8d8d97d1572548e99b97f6a0447063e7","records":[{"revision":"8d8d97d1572548e99b97f6a0447063e7","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-81718","aliases":[],"title":"openssl_encrypt before 1.4.9 Weak Cryptographic Parameters","description":"openssl_encrypt versions before 1.4.9 use under-parameterized PBKDF2-HMAC-SHA256 with only 100,000 iterations to protect PQC keyfile private keys and 10,000 iterations for dual-encryption file-password verification. Attackers who obtain keyfiles or encrypted files can brute-force wrapping passwords offline using GPU or ASIC acceleration.","state":0,"publishedAt":"2026-08-27T14:51:12.898+00:00","modifiedAt":"2026-10-01T15:21:37.622+00:00","affected":[{"ecosystem":"Vendor product","name":"openssl_encrypt","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"jahlives\",\n                    \"product\": \"openssl_encrypt\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:pypi/openssl-encrypt\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"1.4.9\"\n                        },\n                        {\n                            \"version\": \"1.4.9\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","score":8.7,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5,"severity":"HIGH"}],"references":["https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-fmjx-p826-6fvr","https://www.vulncheck.com/advisories/openssl-encrypt-before-1.4.9-weak-cryptographic-parameters"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-81718","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-81718","identifiers":["CVE-2026-81718"]},"retained":false,"historicalAffected":[]}],"coverage":[]}