Risk Letters

Exploited vulnerability

CVE-2025-24472

TLP:CLEAR

Fortinet FortiOS and FortiProxy Authentication Bypass Vulnerability

Fortinet FortiOS and FortiProxy contain an authentication bypass vulnerability that allows a remote attacker to gain super-admin privileges via crafted CSF proxy requests.

Facts

  • Vendor: Fortinet
  • Product: FortiOS and FortiProxy
  • CVSS: 8.1
  • EPSS (probability of exploitation within 30 days): 7.2 %
  • On CISA's Known Exploited Vulnerabilities list since: 18 March 2025
  • First known exploitation: 18 March 2025
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 8 April 2025
  • Weakness: CWE-288
  • First seen by Risk Letters: 18 March 2025

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD