Critical

LiteSpeed Enterprise Flaw Could Let One Hosting Account Gain Root Access on a Shared Server

The Hacker News

September 15, 2026 at 6:52 AM

Overview

A serious vulnerability in LiteSpeed Web Server Enterprise has been identified, which could allow users with low privileges on a shared hosting server to gain root access. This flaw, disclosed by cPanel on September 14, poses a significant risk as many websites share the same server resources. An attacker with access to one hosting account could exploit this issue to manipulate or access other websites and potentially take control of the entire server. This is particularly concerning for web hosting companies and their customers, as it could lead to unauthorized data access and disruption of services. Users of LiteSpeed Web Server should be aware of this vulnerability and take necessary precautions until a fix is implemented.

Key Takeaways

Affected Systems: LiteSpeed Web Server Enterprise
Timeline: Disclosed on September 14, 2023

Original Article Summary

A critical vulnerability in LiteSpeed Web Server Enterprise could let a low-privilege website user gain root access on a shared-hosting server, cPanel warned in an advisory published on September 14. On such servers, many customers' sites run on a single machine, and an attacker with one of those hosting accounts could exploit the flaw to access or alter other sites and the server itself,

Impact

LiteSpeed Web Server Enterprise

Exploitation Status

The exploitation status is currently unknown. Monitor vendor advisories and security bulletins for updates.

Timeline

Disclosed on September 14, 2023

Remediation

Not specified

Additional Information

This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.

Related Topics: This incident relates to Exploit, Vulnerability, Critical.

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