UpHeron
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Servers and applications

CVE-2017-18456

cPanel before 62.0.17 allows self XSS in the WHM cPAddons showsecurity interface (SEC-217).

Severity
Medium 6.1
Published
2 Aug 2019
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
56.0.46, 58.0.45, 60.0.39, 62.0.17
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 55.9999.61 before 56.0.46
  • From 57.9999.48 before 58.0.45
  • From 59.9999.58 before 60.0.39
  • From 61.9999.55 before 62.0.17

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-18456
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-18456