EUVD Vulnerability Catalog Actively Exploited (KEV)

EUVD-2026-2223

Severity: HIGH Base Score: 7.4 CVSS Version: 3.1

Vulnerability Description

A heap-based buffer overflow vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through 7.2.11, FortiOS 7.0.0 through 7.0.17, FortiOS 6.4 all versions, FortiSwitchManager 7.2.0 through 7.2.6, FortiSwitchManager 7.0.0 through 7.0.5 allows attacker to execute unauthorized code or commands via specially crafted packets

CVSS Vector Analysis

Below is the complete, human-readable breakdown of the CVSS metric string: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:W/RC:C

▪ Attack Vector (AV): Network

▪ Attack Complexity (AC): High

▪ Privileges Required (PR): None

▪ User Interaction (UI): None

▪ Scope (S): Unchanged

▪ Confidentiality Impact (C): High

▪ Integrity Impact (I): High

▪ Availability Impact (A): High

▪ E: P

▪ RL: W

▪ RC: Changed

Affected Vendors & Systems

Vendor Fortinet

References & Advisory Links

https://fortiguard.fortinet.com/psirt/FG-IR-25-084

Metadata Profile

Database Authority

European Union Agency for Cybersecurity (ENISA) EUVD

Assigner

fortinet

EPSS Probability

0.76

Known Aliases

GHSA-mj8x-m8f5-x4w8 CVE-2025-25249

Published On

2026-01-13

Last Updated

2026-09-09

Exploited Since

2026-09-09