CVE-2021-4422: wpexperts post smtp

csirt@kutim:~/threat-intel/cve/CVE-2021-4422

CVSS 4.3 · Medium EPSS 0,54%

Kerentanan Cross-Site Request Forgery (CSRF) pada wpexperts post smtp. Skor CVSS 3.1 4.3 (Medium) menurut NVD.

Deskripsi (NVD)

The POST SMTP Mailer plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 2.0.20. This is due to missing or incorrect nonce validation on the handleCsvExport() function. This makes it possible for unauthenticated attackers to trigger a CSV export via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Rincian

Terbit di NVD: 12 Juli 2023
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 4.3 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-352: Cross-Site Request Forgery (CSRF)
EPSS (30 hari): 0,54% peluang dieksploitasi; lebih tinggi dari 43,9% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
wpexperts	post smtp	Semua versi hingga 2.0.20

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2473579%40post-smtp&new=24735... patch
https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/ advisory pihak ketiga
https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/ advisory pihak ketiga
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/ advisory pihak ketiga
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/ advisory pihak ketiga
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/ advisory pihak ketiga
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/ advisory pihak ketiga
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/ advisory pihak ketiga
https://www.wordfence.com/threat-intel/vulnerabilities/id/e018ca7c-06dd-4d40-91d4-4ed188b8aaf2?source=cve advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.