What’s Vulnerable › Vulnerabilities

CVE-2019-19453

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-08-03 · updated 2026-06-17
• Weakness: CWE-79

Description

Wowza Streaming Engine before 4.8.5 allows XSS (issue 1 of 2). An authenticated user, with access to the proxy license editing is able to insert a malicious payload that will be triggered in the main page of server settings. This issue was resolved in Wowza Streaming Engine 4.8.5.

Affected products

• Wowza Streaming Engine: before 4.8.5 — fixed in 4.8.5

How to fix

Upgrade to a fixed version: Wowza Streaming Engine 4.8.5. Check the vendor advisory for mitigations.

References

• https://raw.githubusercontent.com/WowzaMediaSystems/public_cve/main/wowza-streaming-engine/CVE-2019-19453.txt
• https://www.gruppotim.it/redteam
• https://www.wowza.com/docs/wowza-streaming-engine-4-8-5-release-notes
• https://raw.githubusercontent.com/WowzaMediaSystems/public_cve/main/wowza-streaming-engine/CVE-2019-19453.txt
• https://www.gruppotim.it/redteam
• https://www.wowza.com/docs/wowza-streaming-engine-4-8-5-release-notes

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