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Fencer Intel
high 7.5

CVE-2025-14874 json

Nodemailer: nodemailer: denial of service via crafted email address header

published 11mo ago modified 16d ago also EUVD-2025-204250 , GHSA-rcmh-qjqh-p98v

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

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.

Patch / fix

  • npm nodemailer 7.0.11
  • nodemailer nodemailer 7.0.11
  • node-nodemailer Debian 14 7.0.12+~7.0.5-1

debian advisories DEBIAN-CVE-2025-14874

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-14874 updated cvss 7.5

nodemailer: Nodemailer: Denial of service via crafted email address header

  • Red Hat Advanced Cluster Management for Kubernetes 2 rhacm2/acm-grafana-rhel9 Red Hat Ceph Storage 8 rhceph/grafana-rhel9 Red Hat Developer Hub 1 rhdh/rhdh-hub-rhel9
    affected: workaround, no fix available “Fix deferred”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
10mo ago

Exploit prediction

0.60% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-11).

Exploits and checks

  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2418133 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/nodemailer/nodemailer/security/advisories/GHSA-rcmh-qjqh-p98v referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
npm nodemailer
>=3.0.0, <7.0.11
7.0.11
maven org.webjars.npm:nodemailer
>=3.0.0, <=6.10.1
 no fix listed

Affected products

  • nodemailer nodemailer
  • Red Hat Red Hat Advanced Cluster Management for Kubernetes 2
  • Red Hat Red Hat Ceph Storage 8
  • Red Hat Red Hat Developer Hub 1

Classification

Weakness
  • CWE-703 Improper Check or Handling of Exceptional Conditions

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

The maintainers of nodemailer/nodemailer published their own advisory on GitHub. Reviewed sources take precedence over it.