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CVE-2026-74877

openssl_encrypt

Description

openssl_encrypt versions before 1.4.0 contain a missing ownership verification vulnerability in the revoke_key method that allows authenticated clients to revoke any other client-s key. Attackers can revoke arbitrary keys by providing a valid ML-DSA signature, bypassing the intended ownership restriction.

CVSS 8.8EPSS 0.261%Risk 0.9
View source
Published
2026-08-17 11:16:42
Affected versions
<1.4.0
Type
Library
Last modified
2026-08-26 17:35:02
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H