CVE-2021-47903

HIGH EPSS 70.1%

Published Jan 23, 20265mo ago · Modified Jun 17, 20262w ago

8.6 CVSS 4.0

High

Published Jan 23, 2026 5mo ago

Last Modified Jun 17, 2026 2w ago

Description

LiteSpeed Web Server Enterprise 5.4.11 contains an authenticated command injection vulnerability in the external app configuration interface. Authenticated administrators can inject shell commands through the 'Command' parameter in the server configuration, allowing remote code execution via path traversal and bash command injection.

CVSS Details

Base Score

8.6

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required High

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

70.1% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-78 OS Command Injection Injection

References 4

exploit-db.com https://www.exploit-db.com/exploits/49523
litespeedtech.com https://www.litespeedtech.com/
litespeedtech.com https://www.litespeedtech.com/products
vulncheck.com https://www.vulncheck.com/advisories/litespeed-web-server-enterprise-command-injection

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.