# CVE-2026-24858: A Fortinet (several products) bug is being used in attacks

Status: Being used now (CISA KEV, added 2026-01-27)
Who: 
Do this: 

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is Fortinet Multiple Products (CVE-2026-24858) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2026-24858. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

## Official description
Fortinet FortiAnalyzer, FortiManager, FortiOS, and FortiProxy contain an authentication bypass using an alternate path or channel that could allow an attacker with a FortiCloud account and a registered device to log into other devices registered to other accounts, if FortiCloud SSO authentication is enabled on those devices.

## Sources
- https://www.fortinet.com/blog/psirt-blogs/analysis-of-sso-abuse-on-fortios
- https://nvd.nist.gov/vuln/detail/CVE-2026-24858
- https://nvd.nist.gov/vuln/detail/CVE-2026-24858

Generated by isitexploited.org from public sources. Verify version numbers against the vendor before acting.