CVE-2026-21861

Katalog CVE

CVSS 7.2 · High EPSS 2,3%

Kerentanan Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') pada basercms. Skor CVSS 3.1 7.2 (High) menurut NVD.

Deskripsi (NVD)

baserCMS is a website development framework. Prior to version 5.2.3, baserCMS contains an OS command injection vulnerability in the core update functionality. An authenticated administrator can execute arbitrary OS commands on the server due to improper handling of user-controlled input that is directly passed to exec() without sufficient validation or escaping. This issue has been patched in version 5.2.3.

Rincian

Terbit di NVD

31 Maret 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

7.2 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

EPSS (30 hari)

2,3% peluang dieksploitasi; lebih tinggi dari 82,7% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://basercms.net/security/JVN_20837860 advisory vendor
• https://github.com/baserproject/basercms/security/advisories/GHSA-qxmc-6f24-g86g exploit · advisory vendor
• https://github.com/baserproject/basercms/releases/tag/5.2.3 release notes