CVE-2022-50789 HIGH

CVE-2022-50789: SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Conditional Command Injection via dns.php

Vendor Sound4 Ltd.
Product Impact/Pulse/First
Weakness CWE-78
Published December 30, 2025
Last update January 16, 2026

CVSS base score

8.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains a command injection vulnerability that allows local authenticated users to create malicious files in the /tmp directory with .dns.pid extension. Unauthenticated attackers can execute the malicious commands by making a single HTTP POST request to the vulnerable dns.php script, which triggers command execution and then deletes the file.

Key dates

02Disclosure timeline

December 30, 2025 CVE published
January 16, 2026 Record updated