Vulnerability in Jahlives OpenSSL Encrypt
CVE-2026-81702
openssl_encrypt before 1.4.9 fails to re-derive and validate fingerprints when loading identities from identity.json, allowing attackers to substitute public keys in identity stores. Attackers can replace legitimate public keys with their own while maintaining the claimed fingerprint, enabling silent key substitution where encryption uses attacker keys and signature verification appears valid.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
References
- disclosure@vulncheck.com (vendor-advisory)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-81702?
- CVE-2026-81702 is a critical-severity vulnerability in Jahlives OpenSSL Encrypt, classified under Insufficient Verification of Data Authenticity. CVSS score: 9.8/10. Published 2026-08-27.
- How severe is CVE-2026-81702?
- Critical severity. CVSS v3 base score is 9.8 out of 10.