Node.js: HTTPS Agent PFX object-array key collision allows mTLS client identity reuse across different per-request certificates

A flaw in Node.js HTTPS Agent connection reuse was discovered that could cause PFX object-array key collisions, allowing mutual TLS mTLS client identities to be reused across requests configured with different client certificates. This vulnerability affected Node.js versions 26.x, 24.x, and 22.x...