Nodemailer: nodemailer: denial of service via crafted email address header
Summary
| CVE | CVE-2025-14874 |
|---|---|
| State | PUBLISHED |
| Assigner | redhat |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2025-12-18 09:15:44 UTC |
| Updated | 2026-09-30 20:10:00 UTC |
| Description | A flaw was found in Nodemailer. This vulnerability allows a denial of service (DoS) via a crafted email address header that triggers infinite recursion in the address parser. |
Risk And Classification
Primary CVSS: v3.1 7.5 HIGH from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.005560000 probability, percentile 0.443450000 (date 2026-10-02)
Problem Types: CWE-703 | CWE-703 Improper Check or Handling of Exceptional Conditions
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Secondary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | [email protected] | Secondary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | CNA | CVSS | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Nodemailer | Nodemailer | All | All | All | All |
| Application | Redhat | Advanced Cluster Management For Kubernetes | 2.0 | All | All | All |
| Application | Redhat | Ceph Storage | 8.0 | All | All | All |
| Application | Redhat | Developer Hub | - | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Nodemailer | Nodemailer | affected 7.0.11 semver | Not specified |
| CNA | Red Hat | Red Hat Advanced Cluster Management For Kubernetes 2 | Not specified | Not specified |
| CNA | Red Hat | Red Hat Ceph Storage 8 | Not specified | Not specified |
| CNA | Red Hat | Red Hat Developer Hub | Not specified | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| bugzilla.redhat.com/show_bug.cgi | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | bugzilla.redhat.com | Exploit, Issue Tracking, Third Party Advisory |
| access.redhat.com/security/cve/CVE-2025-14874 | [email protected] | access.redhat.com | Third Party Advisory |
| github.com/nodemailer/nodemailer | [email protected] | github.com | Product |
| github.com/nodemailer/nodemailer/security/advisories/GHSA-rcmh-qjqh-p98v | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | github.com | Exploit, Vendor Advisory |
| github.com/nodemailer/nodemailer/commit/b61b9c0cfd682b6f647754ca338373b6... | [email protected] | github.com | Patch |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Red Hat would like to thank uko3211 for reporting this issue. (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2025-12-01T22:06:37.176Z | Reported to Red Hat. |
| CNA | 2025-12-01T20:44:25.000Z | Made public. |
Workarounds
CNA: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
There are currently no legacy QID mappings associated with this CVE.