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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.

PUBLISHED Reserved 2026-01-18 | Published 2026-01-23 | Updated 2026-01-23 | Assigner VulnCheck




HIGH: 8.6CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Problem types

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Product status

5.4.11
affected

Credits

cmOs - SunCSR finder

References

www.exploit-db.com/exploits/49523 exploit

www.exploit-db.com/exploits/49523 (ExploitDB-49523) exploit

www.litespeedtech.com/ (LiteSpeed Technologies Official Homepage) product

www.litespeedtech.com/products (LiteSpeed Web Server Product Page) product

www.vulncheck.com/...web-server-enterprise-command-injection (VulnCheck Advisory: LiteSpeed Web Server Enterprise 5.4.11 - Command Injection) third-party-advisory

cve.org (CVE-2021-47903)

nvd.nist.gov (CVE-2021-47903)

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