What is CVE-2026-81680?

CVE-2026-81680 is a medium-severity vulnerability in Jahlives OpenSSL Encrypt, classified under Improper Verification of Cryptographic Signature. CVSS score: 4.0/10. Published 2026-08-27.

How severe is CVE-2026-81680?

Medium severity. CVSS v3 base score is 4.0 out of 10.

Vulnerability in Jahlives OpenSSL Encrypt

CVE-2026-81680

openssl_encrypt versions before 1.4.9 fail to authenticate recovery-slot presence in envelope-format encrypted files, allowing attackers to remove recovery slots without re-encrypting the payload. Attackers can modify the file header to delete recovery-slot fields and bypass authentication, silently removing recovery paths the owner deliberately added.

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Jahlives Openssl_encrypt

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-81680?: CVE-2026-81680 is a medium-severity vulnerability in Jahlives OpenSSL Encrypt, classified under Improper Verification of Cryptographic Signature. CVSS score: 4.0/10. Published 2026-08-27.
How severe is CVE-2026-81680?: Medium severity. CVSS v3 base score is 4.0 out of 10.