CVE-2026-126163

HighCVSS 8.1/10Last modified Nov 14, 2026

Description

A use of externally-controlled format string vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1 may allow a remote unauthenticated attacker to execute unauthorized code or commands via a specially crafted SMTP command.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-134

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

VendorProductVersions
FortinetFortiMail>= 8.0.0, <= 8.0.1

References

Timeline

Published
Nov 11, 2026
Last modified
Nov 14, 2026
NVD status
Awaiting Analysis

Related CVEs from 2026

CVE-2026-1261649.4A improper neutralization of special elements used in an sql command ('sql injection') vulnerability in Fortinet FortiMail 8.0.0 through 8.0CVE-2026-1261657.5A memory allocation with excessive size value vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMCVE-2026-1261667.2A improper neutralization of argument delimiters in a command ('argument injection') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.2CVE-2026-1261677.2A improper neutralization of special elements used in a command ('command injection') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.CVE-2026-1261687.2A improper neutralization of argument delimiters in a command ('argument injection') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.2CVE-2026-1261697.2A improper neutralization of argument delimiters in a command ('argument injection') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.2CVE-2026-126177.5The issue is unexpected program termination based on ordering and/or specific content in responses to queries for CNAME or DNAME, and A recoCVE-2026-1261709.8A improper encoding or escaping of output vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.2, FortiAnalyzer 7.6.0 through 7.6.7, FoCVE-2026-1261717.2A use of externally-controlled format string vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.1, FortiAnalyzer 7.6.0 through 7.6.7,CVE-2026-1261739.8The AutomatorWP Pro plugin for WordPress' webhook addon is vulnerable to authorization bypass in all versions up to, and including, 1.4.4. TCVE-2026-1261758.8A improper neutralization of special elements used in an sql command ('sql injection') vulnerability in Fortinet FortiAnalyzer 7.6.0 throughCVE-2026-1261768.1A xml injection (aka blind xpath injection) vulnerability in Fortinet FortiAnalyzer 8.0.0, FortiAnalyzer 7.6.0 through 7.6.7, FortiAnalyzer
CVE-2026-126163: High severity, CVSS 8.1 | Vulnix