CVE-2026-92596 | BDVDB-2026-375449 Detail
nodemailernodemailer
Description#
Nodemailer before 9.1.0 contains a quadratic time complexity vulnerability in the addressparser component that allows remote attackers to cause denial of service by supplying a crafted comma-separated address list. Attackers can send a single email with a large number of addresses to block the Node.js event loop for extended periods, consuming 100% CPU and freezing the process.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.
Weaknesses#
- CWE-400 Uncontrolled Resource Consumption
References#
- https://github.com/nodemailer/nodemailer/security/advisories/GHSA-2x7j-588g-ccc2
- https://github.com/nodemailer/nodemailer/commit/9116da9
- https://github.com/nodemailer/nodemailer/commit/7cc38af
- https://github.com/nodemailer/nodemailer/commit/34da642
- https://github.com/nodemailer/nodemailer/commit/83b8c48
- https://www.vulncheck.com/advisories/nodemailer-before-9.1.0-denial-of-service-via-addressparser
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.