CVE-2021-20663: movabletype movable type +3 lainnya

csirt@kutim:~/threat-intel/cve/CVE-2021-20663

CVSS 6.1 · Medium EPSS 0,84%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada movabletype movable type, movabletype movable type advanced +2 lainnya. Skor CVSS 3.1 6.1 (Medium) menurut NVD.

Deskripsi (NVD)

Cross-site scripting vulnerability in in Role authority setting screen of Movable Type 7 r.4705 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4705 and earlier (Movable Type Advanced 7 Series), Movable Type 6.7.5 and earlier (Movable Type 6.7 Series), Movable Type Premium 1.39 and earlier, and Movable Type Premium Advanced 1.39 and earlier allows remote attackers to inject an arbitrary script via unspecified vectors.

Rincian

Terbit di NVD: 5 Maret 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): 0,84% peluang dieksploitasi; lebih tinggi dari 56,7% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
movabletype	movable type	Semua versi hingga 6.7.5
movabletype	movable type	Versi 7.0000 hingga 7.4705
movabletype	movable type advanced	Semua versi hingga 7.4705
movabletype	movable type premium	Semua versi hingga 1.39
movabletype	movable type premium advanced	Semua versi hingga 1.39

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://movabletype.org/news/2021/02/mt-760-676-released.html release notes · advisory vendor
https://jvn.jp/en/jp/JVN66542874/index.html 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.