CVE-2026-81703 - openssl_encrypt 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 integrity verification. - 漏洞详情

漏洞编号：CVE-2026-81703

风险等级：中危

漏洞来源：CVE

CVE 编号：CVE-2026-81703

CNNVD 编号：-

厂商/产品：- / -

影响范围：-

CWE：CWE-287

发布/更新时间：2026-08-27 / 2026-08-27

漏洞描述

openssl_encrypt 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 integrity verification.

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