Security Advisory

CVE-2026-85393

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-03 18:54:25

Last updated 2026-09-03 19:14:06

Assigner VulnCheck

CVSS score 8.7

State PUBLISHED

Description

node-forge through 1.4.0 fails to validate element count in nested DigestAlgorithm sequences during RSA PKCS#1 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 incomplete fix for CVE-2026-33894.

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