csirt@kutim:~/threat-intel/cve/CVE-2020-26280

Katalog CVE

CVSS 8.9 · High EPSS 1,4%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada openslides. Skor CVSS 3.1 8.9 (High) menurut NVD.

Deskripsi (NVD)

OpenSlides is a free, Web-based presentation and assembly system for managing and projecting agenda, motions, and elections of assemblies. OpenSlides version 3.2, due to unsufficient user input validation and escaping, it is vulnerable to persistant cross-site scripting (XSS). In the web applications users can enter rich text in various places, e.g. for personal notes or in motions. These fields can be used to store arbitrary JavaScript Code that will be executed when other users read the respective text. An attacker could utilize this vulnerability be used to manipulate votes of other users, hijack the moderators session or simply disturb the meeting. The vulnerability was introduced with 6eae497abeab234418dfbd9d299e831eff86ed45 on 16.04.2020, which is first included in the 3.2 release. It has been patched in version 3.3 ( in commit f3809fc8a97ee305d721662a75f788f9e9d21938, merged in master on 20.11.2020).

Rincian

Terbit di NVD
18 Desember 2020
Terakhir diubah
17 Juni 2026
Status NVD
Modified
CVSS 3.1
8.9 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L · uraikan di kalkulator
Jenis kelemahan (CWE)
CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS (30 hari)
1,4% peluang dieksploitasi; lebih tinggi dari 71,1% CVE lain

Produk dan versi terdampak

VendorProdukVersi terdampak
openslides openslides Versi 3.2

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

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.