CVE-2026-21713 | Node.js up to 20.20.1/22.22.1/24.14.0/25.8.1 HMAC Verification crypto_hmac.cc memcmp comparison

A vulnerability, which was classified as problematic, has been found in Node.js up to 20.20.1/22.22.1/24.14.0/25.8.1. Affected by this vulnerability is the function memcmp of the file crypto_hmac.cc of the component HMAC Verification. This manipulation causes incorrect comparison.

This vulnerability is registered as CVE-2026-21713. Remote exploitation of the attack is possible. No exploit is available.

It is advisable to upgrade the affected component.