Critical Privilege Escalation Vulnerability in LiteSpeed cPanel Plugin (CVE-2026-48172)
In May 2026, a critical privilege escalation vulnerability, CVE-2026-48172, was discovered in the LiteSpeed User-End cPanel Plugin versions 2.3 through 2.4.4. This flaw allows authenticated cPanel users to execute arbitrary scripts with root privileges by exploiting the 'lsws.redisAble' function. The vulnerability has been actively exploited in the wild, leading to unauthorized root-level access on affected servers. LiteSpeed has released version 2.4.5 to address this issue, and users are strongly advised to update immediately. ([thehackernews.com](https://thehackernews.com/2026/05/litespeed-cpanel-plugin-cve-2026-48172.html?utm_source=openai)) The exploitation of CVE-2026-48172 underscores the persistent threat posed by privilege escalation vulnerabilities in widely used web hosting platforms. This incident highlights the critical need for timely patching and vigilant monitoring of server environments to prevent unauthorized access and potential system compromises.
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