CVE-2025-24472
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…
Browse: All 2025 CVEs · All vendors
- CVSS score
- 8.1 High
- CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H- CISA KEV
- Yes — actively exploited (added 2025-03-18, remediation due 2025-04-08)
- Ransomware
- Known ransomware campaign use
- Weakness (CWE)
- CWE-288
- Published
- 2025-02-11
- Last modified
- 2026-08-05
- NVD status
- Analyzed
Description
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.
Affected products
- fortinet fortiproxy
- fortinet fortios
Affected ranges per NVD CPE data; confirm exact versions in the vendor advisory.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Federal remediation deadline: 2025-04-08.
How to prioritize this
This vulnerability is on the CISA KEV list, meaning it is being actively exploited — treat it as urgent regardless of the raw CVSS number. Use the live CVE lookup for the latest NVD data, and the CVSS 3.1 calculator to model your own environmental score.
References
- https://fortiguard.fortinet.com/psirt/FG-IR-24-535
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-24472
FAQ
Is CVE-2025-24472 actively exploited?
Yes. CISA added CVE-2025-24472 to its Known Exploited Vulnerabilities (KEV) catalog on 2025-03-18, with a federal remediation deadline of 2025-04-08. A KEV listing means real-world exploitation is confirmed, so patching this should be prioritized above many higher-CVSS bugs that aren't being exploited.
What is the CVSS score of CVE-2025-24472?
CVE-2025-24472 has a CVSS base score of 8.1 (High). Its vector string is CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Related vulnerabilities
- CVE-2024-55591 — Fortinet FortiOS and FortiProxy
- CVE-2018-13382 — Fortinet FortiOS and FortiProxy
- CVE-2018-13383 — Fortinet FortiOS and FortiProxy
- CVE-2025-68686 — Fortinet FortiOS
- CVE-2026-25089 — Fortinet FortiSandbox
- CVE-2026-39808 — Fortinet FortiSandbox
Data source: NVD & CISA KEV. Shown as-is; nothing added. Last generated from NVD data — re-check the live tool for updates.
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