CVE-2020-5863

HIGHNVD 8.68.6—
EchelonGraph scoreMEDIUM confidence

Score 8.6 from GitHub Security Advisory (severity: HIGH) published 2022-05-24. NVD baseline CVSS 8.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
8.6
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 8.6Exploit: NoneExposed: 0

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

In NGINX Controller versions prior to 3.2.0, an unauthenticated attacker with network access to the Controller API can create unprivileged user accounts. The user which is created is only able to upload a new license to the system but cannot view or modify any other components of the system.

CVSS v3
8.6
EG Score
8.6(medium)
EG Risk
44(Track)
EG Risk 44/100SSVC: 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
Severity86% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
62.8%
KEV
Not listed

Published

March 27, 2020

Last Modified

November 21, 2024

References (4)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 14× in last 7d / 48× 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.

Showing the most recent 100 of 103 total refreshes for this CVE.

  1. 2026-07-24 14:15 UTCEPSS rescore
  2. 2026-07-23 14:15 UTCEPSS rescore
  3. 2026-07-23 01:54 UTCEG score recompute
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  73. 2026-05-27 05:48 UTCEG score recompute
  74. 2026-05-27 05:48 UTCGHSA enrichment
  75. 2026-05-26 13:42 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2020-5863?
CVE-2020-5863 is a high vulnerability published on March 27, 2020. In NGINX Controller versions prior to 3.2.0, an unauthenticated attacker with network access to the Controller API can create unprivileged user accounts. The user which is created is only able to upload a new license to the system but cannot view or modify any other components of the system.
When was CVE-2020-5863 disclosed?
CVE-2020-5863 was first published in the National Vulnerability Database on March 27, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-5863 actively exploited?
CVE-2020-5863 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 62.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2020-5863?
CVE-2020-5863 has a CVSS v3 base score of 8.6 (NVD).
How do I remediate CVE-2020-5863?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-5863, 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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