CVE-2021-35976: plesk obsidian

csirt@kutim:~/threat-intel/cve/CVE-2021-35976

CVSS 6.1 · Medium EPSS 1,1%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada plesk obsidian. Skor CVSS 3.1 6.1 (Medium) menurut NVD.

Deskripsi (NVD)

The feature to preview a website in Plesk Obsidian 18.0.0 through 18.0.32 on Linux is vulnerable to reflected XSS via the /plesk-site-preview/ PATH, aka PFSI-62467. The attacker could execute JavaScript code in the victim's browser by using the link to preview sites hosted on the server. Authentication is not required to exploit the vulnerability.

Rincian

Terbit di NVD: 10 September 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 6.1 (Medium), sumber NVD
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): 1,1% peluang dieksploitasi; lebih tinggi dari 66,0% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
plesk	obsidian	Versi 18.0.0 hingga 18.0.32

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://support.plesk.com/hc/en-us/articles/4402990507026 advisory vendor
https://tarekbouali.com/cves/cve-2021-35976 exploit · advisory pihak ketiga
https://www.bouali.io/cves/cve-2021-35976 broken link

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.