CVE-2022-50788 SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Information Disclosure via Log Directory

What is CVE-2022-50788?

CVE-2022-50788 is a medium-severity vulnerability in Kantar Media BigVoice2, published on 30 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains an information disclosure vulnerability that allows unauthenticated attackers to access sensitive log files. Attackers can directly browse the /log directory to retrieve system and sensitive information without authentication.

Weakness: CWE-548

Which versions are affected by CVE-2022-50788?

It affects 9 products.

Products include Sound4 Big Voice2 Firmware, Sound4 Big Voice4 Firmware, Sound4 First Firmware, Sound4 Impact Eco Firmware, Sound4 Impact Firmware, Sound4 Pulse Eco Firmware and 3 more.

How do I fix CVE-2022-50788?

No fix has been published for CVE-2022-50788 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-50788 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-50788 exists.

Other vulnerabilities in Kantar Media BigVoice2

• CVE-2022-50696 SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Hardcoded Credentials Authentication Bypass Critical 9.3
• CVE-2022-50794 SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Unauthenticated Command Injection via Username Critical 9.3
• CVE-2022-50796 SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Unauthenticated Remote Code Execution via upload.cgi Critical 9.3
• CVE-2023-53955 SOUND4 IMPACT/FIRST/PULSE/Eco v2.x Authorization Bypass via Insecure Object References Critical 9.3
• CVE-2023-53960 SOUND4 IMPACT/FIRST/PULSE/Eco v2.x SQL Injection via Authentication Bypass Critical 9.3

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-9x83-xq9p-cxq5.