XSS in Zuz Music

CVE-2019-25731

Zuz Music 2.1 contains a persistent cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious JavaScript by submitting crafted contact form data. Attackers can inject script code through the name, subject, and message parameters in POST requests to /gmusic/zuzconsole/___contact, which executes when administrators view messages in the inbox interface.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (10.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 10.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-25731: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-25731?
CVE-2019-25731 is a medium-severity vulnerability in Zuz Music, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-06-04.
How severe is CVE-2019-25731?
Medium severity. CVSS v3 base score is 6.1 out of 10.