CVE-2026-110872 - Nodemailer 3.0.0 before 10.0.10 Denial of Service via SMTP Reply Parsing

CVE-2026-110872 - Nodemailer 3.0.0 before 10.0.10 Denial of Service via SMTP Reply Parsing

https://cvefeed.io/rssfeed/latest.atom / Thu, 10/15/2026 - 04:52
CVE ID :CVE-2026-110872
Published : Oct. 14, 2026, 11:17 p.m. | 3 hours, 29 minutes ago
Description :Nodemailer from 3.0.0 before 10.0.10 contains a quadratic complexity denial of service vulnerability in the SMTP client reply parser in SMTPConnection._onData and isPartialResponse. A malicious SMTP server or on-path attacker can stream continuation lines without a completion line before authentication, blocking the Node.js event loop and exhausting memory.
Severity: 8.2 | HIGH
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Kenya Education Network CERT(KENET-CERT) is a Cybersecurity Emergency Response Team and Co-ordination Center operated by the National Research and Education Network of Kenya. KENET-CERT coordination center promotes awareness on cybersecurity incidences as well as coordinates and assists member institutions in responding effectively to cyber security threats and incidences. KENET-CERT works closely with Kenya's National CIRT coordination center (CIRT/CC) as a sector CIRT for the academic institutions. KENET promotes use of ICT in Teaching, Learning and Research in Higher Education Institutions in Kenya. KENET aims to interconnect all the Universities, Tertiary and Research Institutions in Kenya by setting up a cost effective and sustainable private network with high speed access to the global Internet. KENET also facilitates electronic communication among students and faculties in member institutions, share learning and teaching resources by collaboration in Research and Development of Educational content.