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CVE-2020-5863

27
FAUCET Score

CVE-2020-5863 is a high-severity vulnerability affecting NGINX Controller versions prior to 3.2.0, as well as F5 and NetApp cloud backup and NGINX Controller products. An unauthenticated attacker can exploit this flaw over the network to create unprivileged user accounts, which can then upload new licenses but not access other system components. While the CVSS score is 8.6, indicating potential for high impact (confidentiality, integrity, and availability), there is currently no known active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.0.0, <= 2.9.0CPE matchmatch criteria
cpe:2.3:a:f5:nginx_controller:*:*:*:*:*:*:*:*
>= 3.0.0, < 3.2.0CPE matchmatch criteria
cpe:2.3:a:f5:nginx_controller:*:*:*:*:*:*:*:*
1.0.1CPE matchmatch criteria
cpe:2.3:a:f5:nginx_controller:1.0.1:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.6HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
4.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.12%
Probability of exploitation in next 30 days
EPSS Percentile
62.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0112 is in the 41st percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

security.netapp.com / advisory/ntap-20200430-0005
Third Party Advisory
support.f5.com / csp/article/K14631834
Vendor Advisory