XSS in Wowza Streaming Engine

CVE-2016-20036

Wowza Streaming Engine 4.5.0 contains multiple reflected cross-site scripting vulnerabilities in the enginemanager interface where input passed through various parameters is not properly sanitized before being returned to users. Attackers can inject malicious script code through parameters like appName, vhost, uiAppType, and wowzaCloudDestinationType in multiple endpoints to execute arbitrary HTML and JavaScript in a user's browser session.

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 (13.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 13.1% 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-2016-20036: 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-2016-20036?
CVE-2016-20036 is a medium-severity vulnerability in Wowza Streaming Engine, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-16.
How severe is CVE-2016-20036?
Medium severity. CVSS v3 base score is 6.1 out of 10.