XSS in Kantar Media Wm2
CVE-2022-50787
SOUND4 IMPACT/FIRST/PULSE/Eco versions 2.x contains an unauthenticated stored cross-site scripting vulnerability in the username parameter that allows attackers to inject malicious scripts. Attackers can exploit the unvalidated username input to execute arbitrary HTML and JavaScript code in victim browser sessions without authentication.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.004 (37.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.
Affected products
- Kantar Media Wm2 — versions 1.11
- Sound4 Big_voice2
- Sound4 Big_voice2_firmware — versions 1.30
- Sound4 Big_voice4
- Sound4 Big_voice4_firmware — versions 1.2
- Sound4 First — versions 2.0, 1.0
- Sound4 First_firmware — versions 2.15, 1.69
- Sound4 Impact — versions 1.0, 2.0
- Sound4 Impact_eco
- Sound4 Impact_eco_firmware — versions 1.16
Weakness classification (CWE)
References
- disclosure@vulncheck.com (Exploit, Third Party Advisory, third-party-advisory)
- disclosure@vulncheck.com (Exploit, VDB Entry, Third Party Advisory, exploit)
- disclosure@vulncheck.com (Third Party Advisory, vdb-entry)
- disclosure@vulncheck.com (Product, product)
- disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2022-50787?
- CVE-2022-50787 is a high-severity vulnerability in Kantar Media Wm2, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2025-12-30.
- How severe is CVE-2022-50787?
- High severity. CVSS v3 base score is 7.2 out of 10.