# CVE-2026-126233: Fortinet FortiAnalyzer unrestricted upload of dangerous file types

Source: https://junglewise.ai/threats/cve-2026-126233-a-unrestricted-upload-of-file-with-dangerous-type-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-11. Updated: 2026-11-11  
License: CC BY 4.0 with a link back

CVE-2026-126233 · Severity: high · CVSS 7.2 · Published 2026-11-11

FortiAnalyzer is a security analytics and reporting platform used by enterprises to centralize log data from network security devices. The vulnerability allows authenticated administrators to upload arbitrary files to the system via specially crafted requests, potentially leading to unauthorized code execution and system compromise.

Technologies: [Fortinet Fortianalyzer](https://junglewise.ai/threats/technologies/fortianalyzer), [Fortinet Fortianalyzer Cloud](https://junglewise.ai/threats/technologies/fortianalyzer-cloud), [Fortinet FortiManager](https://junglewise.ai/threats/technologies/fortimanager), [Fortinet FortiManager Cloud](https://junglewise.ai/threats/technologies/fortimanager-cloud). Vendors: [Fortinet](https://junglewise.ai/threats/vendors/fortinet).

## Quick answers

**Is CVE-2026-126233 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-126233 being exploited in the wild.

**How severe is CVE-2026-126233?** High severity, with a CVSS score of 7.2, published 11 November 2026.

**Which products and versions are affected?** Fortinet Fortianalyzer 8.0.0 through 8.0.1, 7.6.0 through 7.6.7, 7.4.0 through 7.4.11, 7.2.0 through 7.2.12; Fortinet Fortianalyzer Cloud 8.0.0 through 8.0.1, 7.6.0 through 7.6.7, 7.4.1 through 7.4.11, 7.2.1 through 7.2.12; Fortinet FortiManager 8.0.0 through 8.0.1, 7.6.0 through 7.6.7, 7.4.0 through 7.4.11, 7.2.0 through 7.2.12; Fortinet FortiManager Cloud 8.0.0 through 8.0.1, 7.6.0 through 7.6.7, 7.4.1 through 7.4.11, 7.2.1 through 7.2.12.

**Is there a fix for CVE-2026-126233?** Yes: fixed in FortiAnalyzer 8.0.2, 7.6.8, 7.4.12, 7.2.13; FortiAnalyzer Cloud 8.0.2, 7.6.8, 7.4.12, 7.2.13; FortiManager 8.0.2, 7.6.8, 7.4.12, 7.2.13; FortiManager Cloud 8.0.2, 7.6.8, 7.4.12, 7.2.13. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-126233 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-126233?** Check whether you run Fortinet Fortianalyzer, Fortinet Fortianalyzer Cloud, Fortinet FortiManager or one of the others listed at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in FortiAnalyzer 8.0.2, 7.6.8, 7.4.12, 7.2.13; FortiAnalyzer Cloud 8.0.2, 7.6.8, 7.4.12, 7.2.13; FortiManager 8.0.2, 7.6.8, 7.4.12, 7.2.13; FortiManager Cloud 8.0.2, 7.6.8, 7.4.12, 7.2.13

## Technical details

An unrestricted file upload vulnerability (CWE-434) in the httpd component allows authenticated administrators to upload arbitrary files by crafting malicious requests. The vulnerability requires valid administrator credentials and network access to the management interface. Successful exploitation can lead to arbitrary code execution on the affected system.

## Affected products

- Fortinet FortiAnalyzer 8.0.0 through 8.0.1, 7.6.0 through 7.6.7, 7.4.0 through 7.4.11, 7.2.0 through 7.2.12
- Fortinet FortiAnalyzer Cloud 8.0.0 through 8.0.1, 7.6.0 through 7.6.7, 7.4.1 through 7.4.11, 7.2.1 through 7.2.12
- Fortinet FortiManager 8.0.0 through 8.0.1, 7.6.0 through 7.6.7, 7.4.0 through 7.4.11, 7.2.0 through 7.2.12
- Fortinet FortiManager Cloud 8.0.0 through 8.0.1, 7.6.0 through 7.6.7, 7.4.1 through 7.4.11, 7.2.1 through 7.2.12

## Timeline

- 2026-11-10: disclosed

## References

- [https://fortiguard.fortinet.com/psirt/FG-IR-26-248](https://fortiguard.fortinet.com/psirt/FG-IR-26-248)

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