Fortinet FortiADC up to 7.4.0 HTTP Request information disclosure

Summaryinfo

A vulnerability labeled as problematic has been found in Fortinet FortiADC up to 6.2.6/7.0.6/7.1.4/7.2.3/7.4.0. Affected by this issue is some unknown functionality of the component HTTP Request Handler. The manipulation results in information disclosure. This vulnerability is identified as CVE-2025-59921. The attack can be executed remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Fortinet FortiADC up to 6.2.6/7.0.6/7.1.4/7.2.3/7.4.0. Affected is an unknown part of the component HTTP Request Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

An exposure of sensitive information to an unauthorized actor vulnerability [CWE-200] in Fortinet FortiADC version 7.4.0, version 7.2.3 and below, version 7.1.4 and below, 7.0 all versions, 6.2 all versions may allow an authenticated attacker to obtain sensitive data via crafted HTTP or HTTPs requests.

The advisory is shared for download at fortiguard.fortinet.com. This vulnerability is traded as CVE-2025-59921 since 09/23/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

• Fortinet

Name

• FortiADC

Version

• 6.2.0
• 6.2.1
• 6.2.2
• 6.2.3
• 6.2.4
• 6.2.5
• 6.2.6
• 7.0
• 7.0.0
• 7.0.1
• 7.0.2
• 7.0.3
• 7.0.4
• 7.0.5
• 7.0.6
• 7.1
• 7.1.0
• 7.1.1
• 7.1.2
• 7.1.3
• 7.1.4
• 7.2
• 7.2.0
• 7.2.1
• 7.2.2
• 7.2.3
• 7.3
• 7.4.0

License

• commercial

Website

• Vendor: https://www.fortinet.com/

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