GHSA-QV7W-V773-3XQM sm-crypto Affected by Signature Malleability in SM2-DSA

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...

PT-2026-3894

Name of the Vulnerable Software and Affected Versions sm-crypto versions prior to 0.3.14 Description The sm-crypto library, providing JavaScript implementations of Chinese cryptographic algorithms SM2, SM3, and SM4, contains a signature malleability issue in its SM2 signature verification logic. ...

PT-2026-3893

Name of the Vulnerable Software and Affected Versions sm-crypto versions prior to 0.3.14 Description sm-crypto, a JavaScript library providing implementations of Chinese cryptographic algorithms SM2, SM3, and SM4, contains a flaw in the SM2 decryption logic. An attacker can recover the private ke...