CVE-2021-4425: wpmudev defender security

csirt@kutim:~/threat-intel/cve/CVE-2021-4425

CVSS 4.3 · Medium EPSS 0,56%

Kerentanan Cross-Site Request Forgery (CSRF) pada wpmudev defender security. Skor CVSS 3.1 4.3 (Medium) menurut wordfence.com.

Deskripsi (NVD)

The Defender Security plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 2.4.6. This is due to missing or incorrect nonce validation on the verify_otp_login_time() function. This makes it possible for unauthenticated attackers to verify a one time login 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 wordfence.com
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): 0,56% peluang dieksploitasi; lebih tinggi dari 45,2% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
wpmudev	defender security	Semua versi hingga 2.4.6

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2473684%40defender-security&n... patch · product
https://www.wordfence.com/threat-intel/vulnerabilities/id/e772fbbe-33d5-46fa-a041-ab07d3f9318f?source=cve exploit · patch · advisory pihak ketiga
https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/ exploit · advisory pihak ketiga
https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/ exploit · advisory pihak ketiga
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/ exploit · advisory pihak ketiga
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/ exploit · advisory pihak ketiga
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/ exploit · advisory pihak ketiga
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/ exploit · advisory pihak ketiga
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/ exploit · 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.