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High 7.5

Vulnerability in nodemailer

CVE-2025-14874 First seen on SecPulse

AI summary

Produced by SecPulse using an external AI model; it may contain mistakes. Check the original description and references below before acting on it.

A vulnerability tracked as CVE-2025-14874 has been found in nodemailer.
Attackers can target a specific entry point like data.group over the network to misuse the product.
Risk of unauthorized operations or information disclosure. CVSS score: 7.5/10.
What to do: upgrade nodemailer to 7.0.11 or later.
If unsure, ask your IT team or search "nodemailer CVE-2025-14874" on the vendor's site.

CVE-2025-14874 (nodemailer) — CWE-703 / CVSS v3 7.5
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Attack surface: data.group
Patched: 7.0.11 — apply immediately
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.

What is the problem

A vulnerability (CWE-703) exists in nodemailer. Attackers reach the vulnerable code path via data.group without authentication.

Affected scope

Check the vendor advisory for the affected versions of nodemailer. Attack surface: data.group.

Severity

Severity: High (CVSS 7.5/10). Risk of unauthorized operations or information disclosure.

How to fix

Update to 7.0.11.

Workaround

Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.

Detection

Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'nodemailer' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.

Response actions

Concrete steps and command examples for SOC/SRE teams to execute in order

  1. 1
    Identify exposureidentify
    grep -r 'nodemailer' . | grep -v node_modules

    リポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で nodemailer を grep し、稼働しているサービス・バージョンを把握する。

  2. 2
    Apply patchpatch
    Upgrade nodemailer to 7.0.11

    ステージング環境で 7.0.11 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスを含めること。

  3. 3
    Post-deployment verificationverify
    Confirm patched version is live in production

    パッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。

Affected packages

PackageAffected → Fixed
npmnodemailer
< 7.0.11→ 7.0.11
mavenorg.webjars.npm:nodemailer
All versions→ Not listed
nodemailernodemailer
< 7.0.11→ 7.0.11
Red HatRed Hat Advanced Cluster Management for Kubernetes 2 —
Red HatRed Hat Ceph Storage 8 —
Red HatRed Hat Developer Hub 1 —

Fix status by distribution

Records published by each distribution for this CVE. Fixed versions differ by release; check each link.

Original description The description as published by the source.

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.

Source: GitHub Security Advisories (Global) NVD GitHub Advisory

References

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