CVE-2026-71407
CVSS Score
5.1
EPSS Score
0.0%
EPSS Percentile
0th
A Stack-based Buffer Overflow vulnerability [CWE-121] vulnerability in Fortinet FortiOS 7.6.1 through 7.6.6 may allow an unauthenticated attacker who can bypass stack protection and ASLR to execute arbitrary code or commands in the context of the WAD daemon via crafted sockets, only if the explicit proxy is configured with Kerberos authentication and SOCKS enabled.
| CWE | CWE-121 |
| Vendor | fortinet |
| Product | fortios |
| Ecosystems | |
| Industries | NetworkingSecurity |
| Published | Aug 12, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Affected Versions
Fortinet / FortiOS
7.6.1 ≤ 7.6.6
Fortinet / FortiPAM
1.8.0 ≤ 1.8.4 1.7.0 ≤ 1.7.2 1.6.0 ≤ 1.6.2 1.5.0 ≤ 1.5.1 1.4.0 ≤ 1.4.3 1.3.0 ≤ 1.3.1 1.2.0 1.1.0 ≤ 1.1.2 1.0.0 ≤ 1.0.3
Fortinet / FortiProxy
7.6.0 ≤ 7.6.4 7.4.0 ≤ 7.4.11 7.2.0 ≤ 7.2.16 7.0.0 ≤ 7.0.23