CVE-2026-23966

CRITICAL

9.1

Beschreibung

sm-crypto provides JavaScript implementations of the Chinese cryptographic algorithms SM2, SM3, and SM4. A private key recovery vulnerability exists in the SM2 decryption logic of sm-crypto prior to version 0.3.14. By interacting with the SM2 decryption interface multiple times, an attacker can fully recover the private key within approximately several hundred interactions. Version 0.3.14 patches the issue.

CVE Details

CVSS v3.1 Bewertung9.1

SchweregradCRITICAL

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht1/22/2026

Zuletzt geandert2/25/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

juneandgreen:sm-crypto

Schwachen (CWE)

CWE-345

Referenzen

https://github.com/JuneAndGreen/sm-crypto/commit/b1c824e58fdf1eaa73692c124a095819a8c45707(security-advisories@github.com)

https://github.com/JuneAndGreen/sm-crypto/security/advisories/GHSA-pgx9-497m-6c4v(security-advisories@github.com)

IOC Korrelationen

Keine Korrelationen erfasst

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