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Signature-Forgery

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high advisory

Forge Ed25519 Signature Forgery Vulnerability

Forge is vulnerable to signature forgery in Ed25519 due to a missing check that S < L, allowing non-canonical signatures and potentially bypassing authentication/authorization logic, affecting versions before 1.4.0.

ed25519 signature-forgery forge javascript
2r 1t
high advisory

Forge RSA Signature Forgery Vulnerability

Forge is vulnerable to signature forgery in RSA-PKCS due to ASN.1 extra field, allowing attackers to forge signatures by stuffing garbage bytes within the ASN structure for low public exponent keys (e=3), enabling Bleichenbacher style forgery and affecting npm/node-forge versions less than 1.4.0.

node-forge forge rsa signature-forgery bleichenbacher
2r 1t 2c updated
critical advisory

jsrsasign DSA Signature Forgery Vulnerability (CVE-2026-4600)

The jsrsasign package before version 11.1.1 is vulnerable to cryptographic signature forgery (CVE-2026-4600) due to improper DSA domain-parameter validation, allowing attackers to forge DSA signatures or X.509 certificates, potentially leading to unauthorized access or code execution.

jsrsasign signature-forgery dsa cve-2026-4600
2r 1t