CVE-2026-81703

openssl_encrypt versions before 1.4.9 fail to validate the encryption status of embedded post-quantum private keys in file metadata. An attacker can craft files with unencrypted embedded PQC keys that decrypt under any password, bypassing authentication and producing attacker-chosen plaintext wit...

CVE-2026-81703 openssl_encrypt before 1.4.9 Authentication Bypass via Unencrypted PQC Key

opensslencrypt versions before 1.4.9 fail to validate encryption status of embedded post-quantum private keys in file metadata. Attackers can craft files with unencrypted embedded PQC keys that decrypt under any password, bypassing authentication and producing attacker-chosen plaintext with false...