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Servers and applications

CVE-2018-20899

cPanel before 71.9980.37 allows stored XSS in the WHM cPAddons installation interface (SEC-398).

Severity
Medium 6.1
Published
1 Aug 2019
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
62.0.47, 68.0.39, 70.0.43, 71.9980.37
Exploit chance
0.6% in the next 30 daysHigher than 51% of CVEs. EPSS by FIRST, 10 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
cPanel & WHMServers and applications · cpe:a:cpanel:cpanel
  • From 61.9999.55 before 62.0.47
  • From 67.9999.64 before 68.0.39
  • From 69.9999.122 before 70.0.43
  • From 71.9980.30 before 71.9980.37

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-20899
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-20899