CSRF in Wowza Streaming Engine
CVE-2016-20035
Wowza Streaming Engine 4.5.0 contains a cross-site request forgery vulnerability that allows attackers to perform administrative actions by crafting malicious web pages. Attackers can trick logged-in administrators into visiting a malicious site that submits POST requests to the user edit endpoint to create new admin accounts with arbitrary credentials.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (4.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Wowza Streaming Engine — versions 4.5.0
- Wowza Media Systems, Llc. Streaming Engine — versions 4.5.0
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/40134 (Exploit, VDB Entry, Third Party Advisory, exploit)
- www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5341.php (Exploit, vendor-advisory, Third Party Advisory)
- www.vulncheck.com/advisories/wowza-streaming-engine-csrf-via-user-edit-endpoint (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2016-20035?
- CVE-2016-20035 is a medium-severity vulnerability in Wowza Streaming Engine, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.3/10. Published 2026-03-16.
- How severe is CVE-2016-20035?
- Medium severity. CVSS v3 base score is 5.3 out of 10.