CVE-2026-70465

high Fortinet
CVSS v3 Base Score
7.3
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
Attack Characteristics
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Published: August 12, 2026 (25 days ago)
Last Modified: August 13, 2026
Vendor: Fortinet
Source: MITRE

Description

A buffer copy without checking size of input ('classic buffer overflow') vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClientWindows 7.2.0 through 7.2.11 may allow an unauthenticated attacker in a position to alter or craft DNS responses to the targeted host to execute arbitrary code via malicious packets.

CWE

CWE-120

Affected Products

Fortinet FortiClientWindows

References

🔗 fortiguard.fortinet.com