CVE-2026-70465
Possible ATT&CK Techniques 1AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 2
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Fortinet | FortiClientWindows | 7.4.0≤ 7.4.3 | affected |
7.2.0≤ 7.2.11 | affected |
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I. Basic Information for CVE-2026-70465
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Fortinet | FortiClientWindows | 7.4.0 ~ 7.4.3 | cpe:2.3:a:fortinet:forticlientwindows:7.4.3:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-70465
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Vendor Advisories for CVE-2026-70465 (1)
Same Patch Batch · Fortinet · 2026-08-12 · 7 CVEs total
| CVE-2026-26035 | 8.8 HIGH | FortiWeb多版本认证绕过漏洞 |
| CVE-2026-70468 | 7.3 HIGH | FortiManager 7.2-7.6 绕过身份验证漏洞 |
| CVE-2026-71407 | 5.1 MEDIUM | FortiOS 7.6.1-7.6.6栈溢出漏洞 |
| CVE-2026-71408 | 5.0 MEDIUM | FortiOS资源耗尽致DoS漏洞（7.4/7.2/7.6.0-7.6.6） |
| CVE-2026-70466 | 4.8 MEDIUM | FortiWeb越权访问漏洞 |
| CVE-2026-70467 | 3.4 LOW | FortiSIEM多个版本SSRF漏洞 |
IV. Related Vulnerabilities
Same weakness: CWE-120
- CVE-2026-19002
Crafted database metadata may cause memory corruption in Mon - CVE-2025-41769
Unauthenticated Buffer Overflow in PROFINET Service - CVE-2024-14044
Open5GS Diameter Rx pcrf-rx-path.c pcrf_rx_aar_cb buffer ove - CVE-2026-15565
Undertow: undertow-websockets: undertow: pre-auth dos on web - CVE-2026-71958
D-Link DWR-M961 Buffer Overflow via quicksetup.cgi
V. Comments for CVE-2026-70465
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