CVE-2026-23966

CRITICAL9.1EPSS 0.01%

sm-crypto Affected by Private Key Recovery in SM2-PKE

發布日:2026/1/21修改日:2026/2/3

描述

### Summary A private key recovery vulnerability exists in the SM2 decryption logic of sm-crypto. By interacting with the SM2 decryption interface multiple times, an attacker can fully recover the private key within approximately several hundred interactions. ### Credit This vulnerability was discovered by: - XlabAI Team of Tencent Xuanwu Lab - Atuin Automated Vulnerability Discovery Engine

受影響套件(1)

CVSS 分數

來源版本嚴重程度向量
osvCVSS 3.1CRITICAL9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

參考連結(4)