Fortinet · FortiOS and FortiProxy
CVE-2025-24472
Fortinet FortiOS and FortiProxy Authentication Bypass Vulnerability
What it is
An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] affecting FortiOS 7.0.0 through 7.0.16 and FortiProxy 7.2.0 through 7.2.12, 7.0.0 through 7.0.19 may allow a remote unauthenticated attacker with prior knowledge of upstream and downstream devices serial numbers to gain super-admin privileges on the downstream device, if the Security Fabric is enabled, via crafted CSF proxy requests.
CISA: Fortinet FortiOS and FortiProxy contain an authentication bypass vulnerability that allows a remote attacker to gain super-admin privileges via crafted CSF proxy requests.
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Deadline for US federal agencies: April 8, 2025
- Added to the CISA list
- March 18, 2025
- Published
- February 11, 2025
- Severity
- High 8.1 CVSS 3.1
- Chance of attacks in the next 30 days (EPSS)
- 7.2% in the top 5.7% of all known vulnerabilities
- Weakness
- CWE-288
- More details
- NVD · CVE.org · CISA
All references (1)
More exploited flaws from Fortinet
| Added | Vulnerability | Product | Severity | Attack chance |
|---|---|---|---|---|
| Jan 14, 2025 | Authentication Bypass | FortiOS and FortiProxy | Critical 9.6 | 94% |
| Jan 10, 2022 | Improper Authorization | FortiOS and FortiProxy | Critical 9.1 | 82% |
| Jan 10, 2022 | Out-of-bounds Write | FortiOS and FortiProxy | Medium 4.3 | 34% |
| Oct 16, 2026 | Path Traversal | Multiple Products | Medium 5.4 | 1.3% |
| Oct 1, 2026 | Path Traversal | FortiMail | Critical 9.8 | 4.6% |
| Sep 9, 2026 | Heap-based Buffer Overflow | Multiple Products | High 7.4 | 3.7% |
| Jul 27, 2026 | Exposure of Sensitive Information to an Unauthorized Actor | FortiOS | Medium 5.3 | 29% |
| Jul 16, 2026 | OS Command Injection | FortiSandbox | Critical 9.1 | 76% |
Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.