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Servers and applications

CVE-2017-7733

A Cross-Site-Scripting (XSS) vulnerability in Fortinet FortiOS 5.4.0 to 5.4.5 and 5.6.0 allows a remote unauthenticated attacker to execute arbitrary javascript code via webUI "Login Disclaimer" redir parameter.

Severity
Medium 6.1
Published
27 Oct 2017
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.3% in the next 30 daysHigher than 70% of CVEs. EPSS by FIRST, 11 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Fortinet FortiOSServers and applications · cpe:o:fortinet:fortios
  • Version 5.6.0
  • Version 5.4.5
  • Version 5.4.4
  • Version 5.4.3
All 7 release lines
  • Version 5.4.0
  • Version 5.4.1
  • Version 5.4.2
  • Version 5.4.3
  • Version 5.4.4
  • Version 5.4.5
  • Version 5.6.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-7733
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-7733