Nodemailer 3.0.0 before 10.0.10 Denial of Service via SMTP Reply Parsing

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

CVE-2026-110872 · Microsoft / collected KEV context

EUVD-2026-101755

GHSA-37fc-hcrp-mmff

GHSA-4g23-2xm8-66gc

cve-program · CVE-2026-110872

• https://github.com/nodemailer/nodemailer/security/advisories/GHSA-4g23-2xm8-66gc
• https://www.vulncheck.com/advisories/nodemailer-3.0.0-before-10.0.10-denial-of-service-via-smtp-reply-parsing

euvd · EUVD-2026-101755

• https://github.com/nodemailer/nodemailer/security/advisories/GHSA-4g23-2xm8-66gc
• https://www.vulncheck.com/advisories/nodemailer-3.0.0-before-10.0.10-denial-of-service-via-smtp-reply-parsing

nvd · CVE-2026-110872

• https://github.com/nodemailer/nodemailer/security/advisories/GHSA-4g23-2xm8-66gc
• https://www.vulncheck.com/advisories/nodemailer-3.0.0-before-10.0.10-denial-of-service-via-smtp-reply-parsing

osv · GHSA-4g23-2xm8-66gc

• https://github.com/nodemailer/nodemailer/security/advisories/GHSA-4g23-2xm8-66gc
• https://github.com/nodemailer/nodemailer/commit/f2d82fa84d47015a7bbb4253da61eeb778c658b1
• https://github.com/nodemailer/nodemailer
• https://github.com/nodemailer/nodemailer/releases/tag/v10.0.10

• Nodemailer: Quadratic (O(n^2)) SMTP client reply parsing lets a malicious server or MITM cause a pre-auth remote denial of service · Newly collected advisory · 27 Oct 2026