undici vulnerable to TLS certificate validation bypass via dropped tls options in Agent

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-109383 · Microsoft / collected KEV context

EUVD-2026-102314

GHSA-2m5v-pch6-74hx

cve-program · CVE-2026-109383

• https://github.com/nodejs/undici/security/advisories/GHSA-2m5v-pch6-74hx
• https://cna.openjsf.org/security-advisories.html

euvd · EUVD-2026-102314

• https://github.com/nodejs/undici/security/advisories/GHSA-2m5v-pch6-74hx
• https://cna.openjsf.org/security-advisories.html

nvd · CVE-2026-109383

• https://cna.openjsf.org/security-advisories.html
• https://github.com/nodejs/undici/security/advisories/GHSA-2m5v-pch6-74hx

osv · GHSA-2m5v-pch6-74hx

• https://github.com/nodejs/undici/security/advisories/GHSA-2m5v-pch6-74hx
• https://nvd.nist.gov/vuln/detail/CVE-2026-109383
• https://github.com/nodejs/undici/commit/04cb74b1db131ff8f5b4557dce811cbf5f4664b4
• https://github.com/nodejs/undici/commit/8c59f6b302898cb2e9b0f7962cd7212b6e597c9f
• https://github.com/nodejs/undici/commit/f75eac00ac177f7b2e6c8bfbd52d4113164286e6
• https://cna.openjsf.org/security-advisories.html
• https://github.com/nodejs/undici
• https://github.com/nodejs/undici/releases/tag/v6.29.1
• https://github.com/nodejs/undici/releases/tag/v7.30.1
• https://github.com/nodejs/undici/releases/tag/v8.12.2

• undici is an HTTP client library for Node.js. In versions 4.0.0 through 6.29.0, 7.0.0 through 7.30.0, and 8.0.0 through 8.12.1, its Agent dispatcher passes its constructor options through a JSON-based deep clone before forwarding them to ea… · Advisory content revised · 30 Oct 2026
• undici vulnerable to TLS certificate validation bypass via dropped tls options in Agent · Newly collected advisory · 27 Oct 2026