CVE-2026-23967
HIGH7.5EPSS 0.01%sm-crypto Affected by Signature Malleability in SM2-DSA
發布日:2026/1/21修改日:2026/2/3
描述
### Summary A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library. An attacker can derive a new valid signature for a previously signed message from an existing signature. ### Credit This vulnerability was discovered by: - XlabAI Team of Tencent Xuanwu Lab - Atuin Automated Vulnerability Discovery Engine
受影響套件(1)
- npm/sm-cryptofrom 0, < 0.3.14
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |