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TI-2016-09211 Aliases CVE-2016-20035GHSA-22gx-8798-xj77

Wowza Streaming Engine 4.5.0 CSRF via user edit endpoint

Priority HIGH 70CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Tampering
Confidentiality · integrity · availability
None · Low · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-352.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00162 5th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
WowzaWowza Streaming Engine4.5.0—No fix listedCNA
  • Wowza Streaming Engine VendorWowza Affected 4.5.0 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:wowza:streaming_engine:4.5.0:*:*:*:*:*:*:*4.5.0VulnerableWowza
  • cpe:2.3:a:wowza:streaming_engine:4.5.0:*:*:*:*:*:*:* Versions 4.5.0 Vulnerable ·Wowza

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2016-20035
  2. 2026-10-03 Alias added: GHSA-22gx-8798-xj77

References

Exploit 2

  • TI-2016-09210 Wowza Streaming Engine 4.5.0 Privilege Escalation via user edit CVSS 4.0HIGH 8.7
  • TI-2016-09209 Wowza Streaming Engine 4.5.0 Local Privilege Escalation via nssm_x64.exe CVSS 4.0HIGH 8.5
  • TI-2018-13723 The REST API in Wowza Streaming Engine 4.7.4.01 allows traversal of the directory… CVSS 3.1CRITICAL 9.1
  • TI-2016-09212 Wowza Streaming Engine 4.5.0 Multiple Cross-Site Scripting Vulnerabilities CVSS 4.0MEDIUM 5.1
  • TI-2018-05112 An issue was discovered in the MBeans Server in Wowza Streaming Engine before 4.7.1. CVSS 3.0CRITICAL 9.8
  • TI-2020-07224 A remote authenticated authorization-bypass vulnerability in Wowza Streaming Engine 4.8.0… CVSS 3.1HIGH 8.8
See all 25 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences