Quick answers
- Is CVE-2026-126250 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-126250 being exploited in the wild.
- How severe is CVE-2026-126250?
- High severity, with a CVSS score of 8.2, 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-2026-126250?
- Yes: fixed in FortiAuthenticator 8.0.4 or above; FortiAuthenticator 6.6.11 or above. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-126250 attacked?
- It is attacked over the network, in a hosted service.
- Am I affected by CVE-2026-126250?
- 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; FortiAuthenticator 6.6.11 or above
Technical details
An incorrect authorization vulnerability (CWE-863) in the django-guest API component allows unauthenticated attackers to trigger denial of service through crafted HTTP requests. The vulnerability requires no authentication or user interaction and is exploitable over the network. Patches are available in FortiAuthenticator 8.0.4 and 6.6.11.
Affected products
- Fortinet FortiAuthenticator 8.0.0 through 8.0.3, 6.6.0 through 6.6.10
Timeline
- 2026-11-10: disclosed