Vulnerability in Jahlives OpenSSL Encrypt
CVE-2026-81718
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.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
Weakness classification (CWE)
References
- disclosure@vulncheck.com (vendor-advisory)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-81718?
- CVE-2026-81718 is a high-severity vulnerability in Jahlives OpenSSL Encrypt, classified under Inadequate Encryption Strength. CVSS score: 7.5/10. Published 2026-08-27.
- How severe is CVE-2026-81718?
- High severity. CVSS v3 base score is 7.5 out of 10.