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Servers and applications

CVE-2018-13380

A Cross-site Scripting (XSS) vulnerability in Fortinet FortiOS 6.0.0 to 6.0.4, 5.6.0 to 5.6.7, 5.4.0 to 5.4.12, 5.2 and below and Fortinet FortiProxy 2.0.0, 1.2.8 and below under SSL VPN web portal allows attacker to execute unauthorized malicious script code via the error or message handling parameters.

Severity
Medium 6.1
Published
4 Jun 2019
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
62% in the next 30 daysHigher than 99% of CVEs. EPSS by FIRST, 10 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Fortinet FortiProxyServers and applications · cpe:a:fortinet:fortiproxy
  • Every version up to 1.2.8
  • Version 2.0.0
Fortinet FortiOSServers and applications · cpe:o:fortinet:fortios
  • Every version up to 5.2
  • From 5.4.0 up to 5.4.12
  • From 5.6.0 up to 5.6.7
  • From 6.0.0 up to 6.0.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-13380
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-13380