Description
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.
Published: 2026-08-12
Score: 5.1 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

Vendor Solution

Upgrade to FortiOS version 8.0.0 or above Upgrade to FortiOS version 7.6.7 or above

Tracking

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Advisories

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History

Wed, 12 Aug 2026 12:30:00 +0000

Type Values Removed Values Added
Description 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.
First Time appeared Fortinet
Fortinet fortios
Fortinet fortipam
Fortinet fortiproxy
Weaknesses CWE-121
CPEs cpe:2.3:a:fortinet:fortiproxy:7.0.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.10:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.11:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.12:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.13:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.14:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.15:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.16:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.17:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.18:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.19:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.20:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.21:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.22:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.23:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.4:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.5:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.6:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.7:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.8:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.0.9:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.10:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.11:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.12:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.13:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.14:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.15:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.16:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.4:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.5:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.6:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.7:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.8:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.2.9:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.4.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.4.10:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.4.11:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.4.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.4.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.4.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.4.4:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.4.5:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.4.6:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.4.7:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.4.8:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.4.9:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.6.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.6.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.6.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.6.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:7.6.4:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:7.6.1:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:7.6.2:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:7.6.3:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:7.6.4:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:7.6.5:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:7.6.6:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.0.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.0.1:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.0.2:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.0.3:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.1.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.1.1:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.1.2:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.2.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.3.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.3.1:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.4.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.4.1:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.4.2:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.4.3:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.5.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.5.1:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.6.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.6.1:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.6.2:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.7.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.7.1:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.7.2:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.8.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.8.1:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.8.2:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.8.3:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortipam:1.8.4:*:*:*:*:*:*:*
Vendors & Products Fortinet
Fortinet fortios
Fortinet fortipam
Fortinet fortiproxy
References
Metrics cvssV3_1

{'score': 5.1, 'vector': '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'}

Subscriptions

Fortinet Fortios Fortipam Fortiproxy
cve-icon MITRE

Status: PUBLISHED

Assigner: fortinet

Published:

Updated: 2026-08-12T14:17:27.100Z

Reserved: 2026-08-06T12:21:12.061Z

Link: CVE-2026-71407

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-12T13:17:25.497

Modified: 2026-08-12T13:17:25.497

Link: CVE-2026-71407

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses