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Servers and applications

CVE-2020-28900

Insufficient Verification of Data Authenticity in Nagios Fusion 4.1.8 and earlier and Nagios XI 5.7.5 and earlier allows for Escalation of Privileges or Code Execution as root via vectors related to an untrusted update package to upgrade_to_latest.sh.

Severity
Critical 9.8
Published
24 May 2021
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Nagios XIServers and applications · cpe:a:nagios:nagios_xi
  • Every version up to 5.7.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-28900
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-28900