CVE-2022-50794 — SOUND4 IMPACT/FIRST/PULSE/Eco versions 2

SOUND4 IMPACT/FIRST/PULSE/Eco versions 2.x and below contain an unauthenticated command injection vulnerability in the username parameter. Attackers can exploit index.php and login.php scripts by injecting arbitrary shell commands through the HTTP POST 'username' parame

01What is this vulnerability?

SOUND4 IMPACT/FIRST/PULSE/Eco versions 2.x and below contain an unauthenticated command injection vulnerability in the username parameter. Attackers can exploit index.php and login.php scripts by injecting arbitrary shell commands through the HTTP POST 'username' parameter to execute system commands.

02Affected products

Vendor	Product	Versions
SOUND4 Ltd.	Impact/Pulse/First	Version 2: 1.1/2.15
SOUND4 Ltd.	Impact/Pulse Eco	1.16
SOUND4 Ltd.	BigVoice4	1.2
SOUND4 Ltd.	BigVoice2	1.30
SOUND4 Ltd.	Stream	1.1/2.4.29
Kantar Media	WM2	1.11

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2025-12-30T22:41:38.681Z
• Last modified: 2026-01-05T20:19:28.739Z

09References

• www.zeroscience.mk — https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5739.php
• packetstormsecurity.com — https://packetstormsecurity.com/files/170266/SOUND4-IMPACT-FIRST-PULSE-Eco-2.x-u…
• exchange.xforce.ibmcloud.com — https://exchange.xforce.ibmcloud.com/vulnerabilities/247914
• www.sound4.com — https://www.sound4.com/
• www.vulncheck.com — https://www.vulncheck.com/advisories/sound-impactfirstpulseeco-x-unauthenticated…