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Fencer Vulns
high 7.3

CVE-2023-22480 in the critical feed json

KubeOperator is vulnerable to unauthorized access to system API

published 2023-01-09 3 y ago modified 2026-06-17 4 mo ago also GHSA-jxgp-jgh3-8jc8 , EUVD-2023-0499

cvss
7.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
66.8%
EPSS 66.8% chance of exploitation in 30 days, percentile 99.2%
public exploits
0
none known, plus a Nuclei check

Summary

KubeOperator is an open source Kubernetes distribution focused on helping enterprises plan, deploy and operate production-level K8s clusters. In KubeOperator versions 3.16.3 and below, API interfaces with unauthorized entities and can leak sensitive information. This vulnerability could be used to take over the cluster under certain conditions. This issue has been patched in version 3.16.4.

Patch / fix

  • fit2cloud kubeoperator 3.16.4

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
19 mo ago

Exploit prediction

66.77% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template KubeOperator Foreground `kubeconfig` - File Download nuclei detection template

CVSS scores

assigned by version score vector
CNA 3.1 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GitHub 3.1 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected packages

ecosystem package affected fixed in
go github.com/KubeOperator/KubeOperator
<=3.16.3
 no fix listed

Affected products

  • KubeOperator KubeOperator

Classification

Weakness

References

Sources

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.