CVE-2026-126223

HighCVSS 7.2/10Last modified Nov 13, 2026

Description

A stack-based buffer overflow vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.1, FortiAnalyzer 7.6.0 through 7.6.7, FortiAnalyzer 7.4.0 through 7.4.11, FortiAnalyzer Cloud 8.0.0 through 8.0.1, FortiAnalyzer Cloud 7.6.0 through 7.6.7, FortiAnalyzer Cloud 7.4.1 through 7.4.11, FortiManager 8.0.0 through 8.0.1, FortiManager 7.6.0 through 7.6.7, FortiManager 7.4.0 through 7.4.11, FortiManager Cloud 8.0.0 through 8.0.1, FortiManager Cloud 7.6.0 through 7.6.7, FortiManager Cloud 7.4.1 through 7.4.11 may allow an authenticated administrator to execute unauthorized code or commands or cause a denial of service via specially crafted JSON-RPC requests.

Metrics

CVSS 3.1 7.2/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-121

Affected software

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

No affected versions have been published.

Timeline

Published
Nov 11, 2026
Last modified
Nov 13, 2026
NVD status
Awaiting Analysis

Related CVEs from 2026

CVE-2026-1262247.2A improper neutralization of argument delimiters in a command ('argument injection') vulnerability in Fortinet FortiAnalyzer 8.0.0, FortiAnaCVE-2026-1262257.1A missing authorization vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.1, FortiAnalyzer 7.6.7, FortiAnalyzer Cloud 8.0.0 through CVE-2026-1262267.2A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiAnalyzer 8.0.0, CVE-2026-1262277.2A unintended proxy or intermediary ('confused deputy') vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.1, FortiAnalyzer 7.6.0 throCVE-2026-1262287.2A out-of-bounds write vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.1, FortiAnalyzer 7.6.0 through 7.6.7, FortiAnalyzer 7.4.0 thCVE-2026-1262299.1A authorization bypass through user-controlled key vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.1, FortiAnalyzer 7.6.0 through CVE-2026-1262307.2A 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-2026-1262317.2A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiAnalyzer 8.0.0, CVE-2026-1262327.5A improper certificate validation vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.1, FortiAnalyzer 7.6.0 through 7.6.7, FortiAnalyCVE-2026-1262337.2A unrestricted upload of file with dangerous type vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.1, FortiAnalyzer 7.6.0 through 7CVE-2026-1262347.2A improper neutralization of special elements used in a template engine vulnerability in Fortinet FortiAnalyzer 8.0.0, FortiAnalyzer Cloud 8CVE-2026-1262357.2A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.1
CVE-2026-126223: High severity, CVSS 7.2 | Vulnix