In versions prior to 3.3.0, the NGINX Controller Agent installer script 'install.sh' uses HTTP instead of HTTPS to check and install packag…

published 2020-04-23 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-27021

cvss: 8.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 41%
public exploits: 0; none known

In versions prior to 3.3.0, the NGINX Controller Agent installer script 'install.sh' uses HTTP instead of HTTPS to check and install packages

Patch / fix

fixed in 1

f5 nginx_controller 3.3.0

Exploit prediction

0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

n/a NGINX Controller

Classification

Weakness

CWE-319 Cleartext Transmission of Sensitive Information
CWE-494 Download of Code Without Integrity Check

References

support.f5.com /csp/article/K00958787
vendor-advisory
security.netapp.com /advisory/ntap-20200430-0005/
third-party-advisory

Sources

CVE List CVE-2020-5867
NVD CVE-2020-5867

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary