Integer Overflow or Wraparound Affecting node-forge package, versions <1.3.2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-JS-NODEFORGE-14125097
- published27 Nov 2025
- disclosed26 Nov 2025
- creditwodzen
Introduced: 26 Nov 2025
CVE-2025-66030 (opens in a new tab)How to fix?
Upgrade node-forge to version 1.3.2 or higher.
Overview
node-forge is a JavaScript implementations of network transports, cryptography, ciphers, PKI, message digests, and various utilities.
Affected versions of this package are vulnerable to Integer Overflow or Wraparound via the derToOid function in the asn1.js file, which decodes ASN.1 structures containing OIDs with oversized arcs. An attacker can bypass security decisions based on OID validation by crafting malicious ASN.1 data that exploits 32-bit bitwise truncation.