CVE-2021-23836

Katalog CVE

CVSS 4.8 · Medium EPSS 0,93%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada flatcore. Skor CVSS 3.1 4.8 (Medium) menurut NVD.

Deskripsi (NVD)

An issue was discovered in flatCore before 2.0.0 build 139. A stored XSS vulnerability was identified in the prefs_smtp_psw HTTP request body parameter for the acp interface. An admin user can inject malicious client-side script into the affected parameter without any form of input sanitization. The injected payload will be executed in the browser of a user whenever one visits the affected module page.

Rincian

Terbit di NVD

15 Januari 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

4.8 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:H/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)

0,93% peluang dieksploitasi; lebih tinggi dari 59,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• http://packetstormsecurity.com/files/160936/flatCore-CMS-XSS-File-Disclosure-SQL-Injection.html exploit · advisory pihak ketiga · vdb entry
• https://github.com/flatCore/flatCore-CMS product · advisory pihak ketiga
• https://sec-consult.com/vulnerability-lab/ advisory pihak ketiga