CVE-2024-58379
nodemailer before 6.9.9 ReDoS via attachDataUrls parameter
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
nodemailer before 6.9.9 contains a regular expression denial of service vulnerability in email parsing when attachDataUrls parameter is set or processing embedded file attachments. Attackers can send specially crafted emails with malicious data URLs or embedded attachments to cause the event loop to hang and deny service.
| CWE | CWE-1333 |
| Vendor | nodemailer |
| Product | nodemailer |
| Published | Aug 31, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Affected Versions
nodemailer / nodemailer
0 < 6.9.9
References
Credits
🔍 francoatmega