CVE-2026-21861baserCMS: OS Command Injection Leading to Remote Code Execution (RCE)

Beschreibung

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.

Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.

Betroffene Produkte und Versionen

Referenzen und Patches

• https://github.com/baserproject/basercms/security/advisories/GHSA-qxmc-6f24-g86g ExploitVendor Advisory
• https://basercms.net/security/JVN_20837860 Vendor Advisory
• https://github.com/baserproject/basercms/releases/tag/5.2.3 Release Notes