CVE-2026-70465
- State
- Published
- Severity
- 7.3 High
- Published
- Aug 12, 2026
- Updated
- Oct 20, 2026
- Reserved
- Aug 4, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.3 High | 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 | fortinet |
Weaknesses
- CWE-120 Escalation of privilege
Affected Products
| Product | Versions |
|---|---|
FortiClientWindowsFortinet |
|
References
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