Key Information Vulnerability Name: - SOUND4 IMPACT/FIRST/PULSE/Eco <= 2.x Authenticated Command Injection via www-data-handler.php Severity: - HIGH Date: - December 30, 2025 CWE: - CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CVSS: - 8.7 CVSS V4 Vector: - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N Related Links: - Zero Science Lab Disclosure (ZSL-2022-5737) - Packet Storm Security Exploit Details - IBM X-Force Vulnerability Exchange Entry - SOUND4 Product Homepage Discoverer: - LiquidWorm as Gjoko Krstic of Zero Science Lab Description: - SOUND4 IMPACT/FIRST/PULSE/Eco <= 2.x contains an authenticated command injection vulnerability in the script. Attackers can inject system commands via the 'services' POST parameter. By crafting malicious values for the 'services' parameter, attackers can exploit this vulnerability to execute arbitrary system commands with the privileges of the www-data user.