CVE-2021-47857: moodle

csirt@kutim:~/threat-intel/cve/CVE-2021-47857

CVSS 6.1 · Medium EPSS 0,37%

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

Deskripsi (NVD)

Moodle 3.10.3 contains a persistent cross-site scripting vulnerability in the calendar event subtitle field that allows attackers to inject malicious scripts. Attackers can craft a calendar event with malicious JavaScript in the subtitle track label to execute arbitrary code when users view the event.

Rincian

Terbit di NVD: 21 Januari 2026
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
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): 0,37% peluang dieksploitasi; lebih tinggi dari 28,8% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
moodle	moodle	Versi 3.10.3

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://www.exploit-db.com/exploits/49714 exploit · advisory pihak ketiga · vdb entry
https://www.vulncheck.com/advisories/moodle-label-persistent-cross-site-scripting advisory pihak ketiga
https://moodle.org/ product

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.