CVE-2025-56236: formcms

csirt@kutim:~/threat-intel/cve/CVE-2025-56236

CVSS 6.1 · Medium EPSS 0,21%

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

Deskripsi (NVD)

FormCms v0.5.5 contains a stored cross-site scripting (XSS) vulnerability in the avatar upload feature. Authenticated users can upload .html files containing malicious JavaScript, which are accessible via a public URL. When a privileged user accesses the file, the script executes in their browser context.

Rincian

Terbit di NVD: 28 Agustus 2025
Terakhir diubah: 26 September 2026
Status NVD: Analyzed
CVSS 3.1: 6.1 (Medium), sumber CISA ADP
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): 0,21% peluang dieksploitasi; lebih tinggi dari 10,6% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
formcms	formcms	Versi 0.5.5 hingga sebelum 0.5.7

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/KKC73/me/blob/main/CVE-2025-56236/README.md advisory pihak ketiga
https://github.com/FormCms/FormCms/issues/27 exploit · issue tracking

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.