CVE-2020-5910

Name: CVE-2020-5910
Creator: NVD / NIST
Published: 2020-07-02T13:15:10.373+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.15%

Last modified Jun 17, 2026

CVE-2020-5910 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. In versions 3.0.0-3.5.0, 2.0.0-2.9.0, and 1.0.1, the Neural Autonomic Transport System (NATS) messaging services in use by the NGINX Controller do not require any form of authentication, so any successful connection would be authorized.. EPSS estimates a 1.15% chance of exploitation in the next 30 days.

Description

In versions 3.0.0-3.5.0, 2.0.0-2.9.0, and 1.0.1, the Neural Autonomic Transport System (NATS) messaging services in use by the NGINX Controller do not require any form of authentication, so any successful connection would be authorized.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.15%

63.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-306

Affected Software

Vendor	Product	Versions
F5	Nginx Controller	>= 2.0.0, <= 2.9.0
F5	Nginx Controller	>= 3.0.0, <= 3.5.0
F5	Nginx Controller	1.0.1

References

https://support.f5.com/csp/article/K59209532Vendor Advisory
https://support.f5.com/csp/article/K59209532Vendor Advisory

Timeline

Published: Jul 2, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-5910?

How severe is CVE-2020-5910?

CVE-2020-5910 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.15% probability of exploitation in the next 30 days.

How do I fix CVE-2020-5910?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-5910?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST