Fortinet FortiFone up to 3.0.23/7.0.1 HTTP information disclosure

Summaryinfo

A vulnerability has been found in Fortinet FortiFone up to 3.0.23/7.0.1 and classified as problematic. This issue affects some unknown processing of the component HTTP Handler. Performing a manipulation results in information disclosure. This vulnerability is reported as CVE-2025-47855. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Fortinet FortiFone up to 3.0.23/7.0.1. This affects an unknown part of the component HTTP 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. The summary by CVE is:

An exposure of sensitive information to an unauthorized actor [CWE-200] vulnerability in Fortinet FortiFone 7.0.0 through 7.0.1, FortiFone 3.0.13 through 3.0.23 allows an unauthenticated attacker to obtain the device configuration via crafted HTTP or HTTPS requests.

It is possible to read the advisory at fortiguard.fortinet.com. This vulnerability is uniquely identified as CVE-2025-47855 since 05/12/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-2230). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Fortinet

Name

• FortiFone

Version

• 3.0.0
• 3.0.1
• 3.0.2
• 3.0.3
• 3.0.4
• 3.0.5
• 3.0.6
• 3.0.7
• 3.0.8
• 3.0.9
• 3.0.10
• 3.0.11
• 3.0.12
• 3.0.13
• 3.0.14
• 3.0.15
• 3.0.16
• 3.0.17
• 3.0.18
• 3.0.19
• 3.0.20
• 3.0.21
• 3.0.22
• 3.0.23
• 7.0.0
• 7.0.1

License

• commercial

Website

• Vendor: https://www.fortinet.com/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion