CVE-2024-55591
KEV RANSOMWARECRITICAL 9.8EPSS 94.1%
An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] affecting FortiOS version 7.0.0 through 7.0.16 and FortiProxy version 7.0.0 through 7.0.19 and 7.2.0 through 7.2.12 allows a remote attacker to gain super-admin privileges via crafted requests to Node.js websocket module.
- Affected
- Fortinet · FortiOS · FortiProxy
- CVSS v3.1 NVD
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 94.15% chance of exploitation in the next 30 days, 100th percentile
- CISA KEV
- added 2025-01-14, used in ransomware campaigns
- Nuclei
- critical
- Published
- 2025-01-14
- Updated
- 2026-08-05
Proof-of-concept exploits (11)
- 0x7556/CVE-2024-555910★ · 2025-04-25
- UMChacker/CVE-2024-55591-POC2★ · 2025-05-26
- binarywarm/exp-cmd-add-admin-vpn-CVE-2024-555910★ · 2025-05-03
- exfil0/CVE-2024-55591-POC12★ · 2025-05-26
- sysirq/fortios-auth-bypass-exploit-CVE-2024-555913★ · 2025-01-23
- sysirq/fortios-auth-bypass-poc-CVE-2024-5559127★ · 2025-01-23
- virus-or-not/CVE-2024-555918★ · 2025-01-29
- watchtowrlabs/fortios-auth-bypass-poc-CVE-2024-5559176★ · 2025-01-27
- k8gege/Ladon5332★ · 2025-03-24
- uLl0a/cve-2024-55591-poc1★ · 2026-09-18
- gotr00t0day/CVE-2024-555911★ · 2026-10-02