CVE-2026-85393 node-forge through 1.4.0 RSA PKCS#1 v1.5 Signature Forgery via Nested DigestAlgorithm Padding

node-forge through 1.4.0 fails to validate element count in nested DigestAlgorithm sequences during RSA PKCS1 v1.5 signature verification. Attackers can embed garbage bytes inside the DigestAlgorithm sequence to forge valid signatures for arbitrary messages using low-exponent RSA keys. This is an...