CVE-2026-92596
HIGH
8,7
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
HIGH
7,5
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Description
AI Translation Available
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.
400
Uncontrolled Resource Consumption
DraftCommon Consequences
Security Scopes Affected:
Availability
Access Control
Other
Potential Impacts:
Dos: Crash, Exit, Or Restart
Dos: Resource Consumption (Cpu)
Dos: Resource Consumption (Memory)
Dos: Resource Consumption (Other)
Bypass Protection Mechanism
Other
Applicable Platforms
Technologies:
Not Technology-Specific, AI/ML
https://github.com/nodemailer/nodemailer/security/advisories/GHSA-2x7j-588g-ccc2
https://github.com/nodemailer/nodemailer/commit/34da642
https://github.com/nodemailer/nodemailer/commit/7cc38af
https://github.com/nodemailer/nodemailer/commit/83b8c48
https://github.com/nodemailer/nodemailer/commit/9116da9
https://github.com/nodemailer/nodemailer/security/advisories/GHSA-2x7j-588g-ccc2
https://www.vulncheck.com/advisories/nodemailer-before-9.1.0-denial-of-service-…