CVE-2025-47890

An URL Redirection to Untrusted Site vulnerabilities [CWE-601] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, F

Severity
Low 2.5
CVSS 3.1
Exploited
Not listed
EPSS
0.003
16.9th percentile
Discovered by
Third party
Vendor advisory field
Published
Oct 14, 2025
Assigned by fortinet

Description

An URL Redirection to Untrusted Site vulnerabilities [CWE-601] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiProxy 7.6.0 through 7.6.3, FortiProxy 7.4 all versions, FortiProxy 7.2 all versions, FortiProxy 7.0 all versions, FortiSASE 25.2.a may allow an unauthenticated attacker to perform an open redirect attack via crafted HTTP requests.

Weakness: CWE-601

Affected products

Vendor Product Category Matched by
Fortinet FortiOS Firewall / NGFW cna-assigner
Fortinet FortiProxy SASE / SSE / Secure Web cna-assigner
Fortinet FortiSASE SASE / SSE / Secure Web cna-assigner
Vendor-reported products (4)
  • Fortinet · FortiOS
  • Fortinet · FortiProxy
  • Fortinet · FortiSASE
  • Siemens · RUGGEDCOM APE1808

Credit

Fortinet is pleased to thank Yaniv Nizry from Sonar and Piotr Ryciak for reporting this vulnerability under responsible disclosure.

Vendor remediation

Upgrade to FortiOS version 7.6.4 or above Upgrade to FortiOS version 7.4.9 or above Fortinet remediated this issue in FortiSASE version 25.3.b and hence customers do not need to perform any action. Upgrade to FortiProxy version 7.6.4 or above

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