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Improper Verification of Cryptographic Signature

🗓️ 21 Jan 2026 16:13:35Reported by Snyk Security DatabaseType 
snyk
 snyk
🔗 security.snyk.io👁 8 Views

Improper verification of SM2 signatures in sm-crypto allows forging a signed message; upgrade to 0.3.14+.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-23967
22 Jan 202601:59
–attackerkb
circl
Circl
CVE-2026-23967
22 Jan 202604:03
–circl
cnnvd
CNNVD
sm-crypto data forgery vulnerability
22 Jan 202600:00
–cnnvd
cve
CVE
CVE-2026-23967
22 Jan 202601:59
–cve
cvelist
Cvelist
CVE-2026-23967 sm-crypto Affected by Signature Malleability in SM2-DSA
22 Jan 202601:59
–cvelist
euvd
EUVD
EUVD-2026-3675
22 Jan 202601:59
–euvd
github
Github Security Blog
sm-crypto Affected by Signature Malleability in SM2-DSA
21 Jan 202616:13
–github
mend
Mend
CVE-2026-23967
22 Jan 202601:59
–mend
nvd
NVD
CVE-2026-23967
22 Jan 202603:15
–nvd
osv
OSV
CVE-2026-23967 sm-crypto Affected by Signature Malleability in SM2-DSA
22 Jan 202601:59
–osv
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21 Jan 2026 16:13Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.5
CVSS 48.7
EPSS0.00214
SSVC
8