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Vulnerability DatabaseCVE-2026-23967
CVE-2026-23967:
JavaScript vulnerability analysis and mitigation
sm-crypto provides JavaScript implementations of the Chinese cryptographic algorithms SM2, SM3, and SM4. A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library prior to version 0.3.14. An attacker can derive a new valid signature for a previously signed message from an existing signature. Version 0.3.14 patches the issue.
Source: NVD
Related JavaScript vulnerabilities:
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