CVE-2016-20035

MEDIUMNVD 4.35.3▲
EchelonGraph scoreMEDIUM confidence

Score 5.3 from GitHub Security Advisory published 2026-03-16. NVD baseline CVSS 4.3; sources differ by 1.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
4.3
EG Score
5.3(medium)
EG Risk
28(Track)
EG Risk 28/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity53% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
5%
KEV
Not listed

Published

March 16, 2026

Last Modified

June 17, 2026

Advisory Details (3)

Auto-updated Aug 7, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic

Wowza Streaming Engine 4.5.0 CSRF via user edit endpoint | Advisories | VulnCheck

https://www.vulncheck.com/advisories/wowza-streaming-engine-csrf-via-user-edit-endpoint
generic🟡 PoC Available

Wowza Streaming Engine 4.5.0 - Cross-Site Request Forgery (Add Advanced Admin) - Multiple webapps Exploit

https://www.exploit-db.com/exploits/40134
generic🔴 Active Exploitation

Zero Science Lab — Information Security Research & Development Laboratory

http://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5341.php

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 5× in last 7d / 15× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-19 15:35 UTCEPSS rescore
  2. 2026-09-18 19:22 UTCEPSS rescore
  3. 2026-09-17 19:21 UTCEPSS rescore
  4. 2026-09-15 03:05 UTCEPSS rescore
  5. 2026-09-13 16:41 UTCEPSS rescore
  6. 2026-09-12 14:55 UTCEPSS rescore
  7. 2026-09-10 09:26 UTCEPSS rescore
  8. 2026-09-07 15:56 UTCEPSS rescore
  9. 2026-09-04 13:56 UTCEPSS rescore
  10. 2026-09-02 14:07 UTCEPSS rescore
  11. 2026-08-30 19:12 UTCEPSS rescore
  12. 2026-08-27 14:20 UTCEPSS rescore
  13. 2026-08-26 14:41 UTCEPSS rescore
  14. 2026-08-25 13:44 UTCEPSS rescore
  15. 2026-08-21 23:44 UTCEPSS rescore
  16. 2026-08-19 16:59 UTCEPSS rescore
  17. 2026-08-18 13:43 UTCEPSS rescore
  18. 2026-08-17 13:42 UTCEPSS rescore
  19. 2026-08-16 14:51 UTCEPSS rescore
  20. 2026-08-16 11:33 UTCEG score recompute
  21. 2026-08-16 11:33 UTCGHSA enrichment
  22. 2026-08-16 02:09 UTCEPSS rescore
  23. 2026-08-15 01:25 UTCEPSS rescore
  24. 2026-08-14 07:35 UTCEG score recompute
  25. 2026-08-14 07:35 UTCGHSA enrichment
Show 31 more
  1. 2026-08-12 23:48 UTCEG score recompute
  2. 2026-08-12 23:48 UTCGHSA enrichment
  3. 2026-08-12 13:46 UTCEPSS rescore
  4. 2026-08-11 21:39 UTCEG score recompute
  5. 2026-08-11 21:38 UTCGHSA enrichment
  6. 2026-08-11 13:36 UTCEPSS rescore
  7. 2026-08-10 09:22 UTCEG score recompute
  8. 2026-08-10 09:22 UTCGHSA enrichment
  9. 2026-08-09 13:42 UTCEPSS rescore
  10. 2026-08-09 07:12 UTCEG score recompute
  11. 2026-08-09 07:12 UTCGHSA enrichment
  12. 2026-08-08 16:32 UTCEPSS rescore
  13. 2026-08-07 17:52 UTCEG score recompute
  14. 2026-08-07 17:52 UTCGHSA enrichment
  15. 2026-08-06 13:42 UTCEPSS rescore
  16. 2026-08-06 01:50 UTCEG score recompute
  17. 2026-08-06 01:50 UTCGHSA enrichment
  18. 2026-08-05 19:12 UTCEPSS rescore
  19. 2026-08-04 15:04 UTCEPSS rescore
  20. 2026-08-04 10:32 UTCEPSS rescore
  21. 2026-08-04 01:04 UTCEG score recompute
  22. 2026-08-04 01:04 UTCGHSA enrichment
  23. 2026-08-02 17:10 UTCEG score recompute
  24. 2026-08-02 17:10 UTCGHSA enrichment
  25. 2026-08-02 02:22 UTCEPSS rescore
  26. 2026-08-01 04:11 UTCEPSS rescore
  27. 2026-07-30 16:23 UTCEPSS rescore
  28. 2026-07-30 01:26 UTCEPSS rescore
  29. 2026-07-28 15:31 UTCEPSS rescore
  30. 2026-07-27 13:38 UTCEG score recompute
  31. 2026-07-27 13:38 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2016-20035?
CVE-2016-20035 is a medium vulnerability published on March 16, 2026. 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…
When was CVE-2016-20035 disclosed?
CVE-2016-20035 was first published in the National Vulnerability Database on March 16, 2026, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-20035 actively exploited?
CVE-2016-20035 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 94.9% of all scored CVEs.
What is the CVSS score of CVE-2016-20035?
CVE-2016-20035 has a CVSS v3 base score of 4.3 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 5.3.
How do I remediate CVE-2016-20035?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-20035, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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