CVE-2026-3455: nodemailer mailparser

csirt@kutim:~/threat-intel/cve/CVE-2026-3455

CVSS 6.1 · Medium EPSS 0,43%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada nodemailer mailparser. Skor CVSS 3.1 6.1 (Medium) menurut snyk.io.

Deskripsi (NVD)

Versions of the package mailparser before 3.9.3 are vulnerable to Cross-site Scripting (XSS) via the textToHtml() function due to the improper sanitisation of URLs in the email content. An attacker can execute arbitrary scripts in victim browsers by adding extra quote " to the URL with embedded malicious JavaScript code.

Rincian

Terbit di NVD: 3 Maret 2026
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
CVSS 3.1: 6.1 (Medium), sumber snyk.io
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS (30 hari): 0,43% peluang dieksploitasi; lebih tinggi dari 35,9% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
nodemailer	mailparser	Semua versi sebelum 3.9.3

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/nodemailer/mailparser/commit/921a67df4cfb38f0b411037d7b26fbd4d5411b08 patch
https://gist.github.com/hayageek/7fcb225e3b1ea9a341d560403fbb585a exploit · advisory pihak ketiga
https://security.snyk.io/vuln/SNYK-JS-MAILPARSER-15204032 advisory pihak ketiga
https://github.com/nodemailer/mailparser/issues/412 issue tracking

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.