# CVE-2026-126252: Fortinet FortiAuthenticator SQL injection

Source: https://junglewise.ai/threats/cve-2026-126252-a-improper-neutralization-of-special-elements-used-in-an-sql  
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-2026-126252 · Severity: high · CVSS 8.3 · Published 2026-11-11

FortiAuthenticator is an identity and access management appliance used to authenticate users across enterprise networks. An authenticated attacker can inject malicious SQL commands through HTTP requests to execute unauthorized code or commands on the system, potentially leading to data theft or system compromise.

Technologies: [Fortinet FortiAuthenticator](https://junglewise.ai/threats/technologies/fortiauthenticator). Vendors: [Fortinet](https://junglewise.ai/threats/vendors/fortinet).

## Quick answers

**Is CVE-2026-126252 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-126252 being exploited in the wild.

**How severe is CVE-2026-126252?** High severity, with a CVSS score of 8.3, published 11 November 2026.

**Which products and versions are affected?** Fortinet FortiAuthenticator 8.0.0 through 8.0.3, 6.6.0 through 6.6.10.

**Is there a fix for CVE-2026-126252?** Yes: fixed in FortiAuthenticator 8.0.4 or above, 6.6.11 or above. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-126252 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-126252?** Check whether you run Fortinet FortiAuthenticator 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 FortiAuthenticator 8.0.4 or above, 6.6.11 or above

## Technical details

This is a SQL injection vulnerability (CWE-89) in the collector agent API component of FortiAuthenticator. An authenticated attacker can exploit improper neutralization of special elements in SQL commands via HTTP requests to execute arbitrary code. The vulnerability affects versions 8.0.0–8.0.3 and 6.6.0–6.6.10; fixed versions are available.

## Affected products

- Fortinet FortiAuthenticator 8.0.0 through 8.0.3, 6.6.0 through 6.6.10

## Timeline

- 2026-11-10: disclosed

## References

- [https://fortiguard.fortinet.com/psirt/FG-IR-26-266](https://fortiguard.fortinet.com/psirt/FG-IR-26-266)

## Related threats

- [Fortinet FortiAuthenticator hard-coded password authentication bypass](https://junglewise.ai/threats/cve-2026-126257-a-use-of-hard-coded-password-vulnerability-in-fortinet)
- [Fortinet FortiAuthenticator incorrect authorization](https://junglewise.ai/threats/cve-2026-126251-a-incorrect-authorization-vulnerability-in-fortinet)
- [Fortinet FortiAuthenticator authorization bypass DoS](https://junglewise.ai/threats/cve-2026-126250-a-incorrect-authorization-vulnerability-in-fortinet)
- [Fortinet FortiAuthenticator privilege escalation in GUI](https://junglewise.ai/threats/cve-2026-126249-a-improper-privilege-management-vulnerability-in-fortinet)
- [Fortinet FortiAuthenticator insufficiently protected credentials](https://junglewise.ai/threats/cve-2026-126248-a-insufficiently-protected-credentials-vulnerability-in-fortinet)