## Critical Node-Forge Flaw (CVE-2025-12816): ASN.1 Bug Threatens Cryptographic Verification Bypass
A critical security vulnerability in the widely-used `node-forge` library has been patched, exposing a path for attackers to potentially bypass downstream cryptographic verifications and security decisions. The flaw, rated HIGH severity, is an Interpretation Conflict (CWE-436) that allows remote, unauthenticated attackers to craft malicious ASN.1 structures. This action can desynchronize schema validations, creating a semantic divergence that undermines the integrity of security checks relying on the library's parsing.

The vulnerability, tracked as CVE-2025-12816 and GHSA-5gfm-wpxj-wjgq, affects all versions of node-forge 1.3.1 and below. It was reported by security researcher Hunter Wodzenski and patched in version 1.3.2, released on November 25, 2025. The core risk lies in the library's ASN.1 validator, where a crafted payload can cause the parser and a downstream validator to interpret the same data structure differently, breaking the chain of trust.

This flaw poses a significant supply chain risk. Node-forge is a fundamental cryptography and TLS toolkit for Node.js, embedded in countless applications, frameworks, and development tools. A successful exploit could allow an attacker to present malicious certificates or signed data that appear valid, potentially leading to authentication bypass, data tampering, or man-in-the-middle attacks. The patch is a mandatory update for any project or service with a dependency on node-forge, requiring immediate review and deployment to mitigate the high-severity threat.
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- **Source**: GitHub Issues
- **Sector**: The Lab
- **Tags**: CVE-2025-12816, Supply Chain Security, Cryptography, Node.js, Vulnerability
- **Credibility**: unverified
- **Published**: 2026-03-27 07:27:04
- **ID**: 37036
- **URL**: https://whisperx.ai/en/intel/37036