CVE-2026-126212
Received
Received - Intake
Heap-based Buffer Overflow in Fortinet FortiAnalyzer and FortiManager
Vulnerability report for CVE-2026-126212, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-11-11
Last updated on: 2026-11-11
Assigner: Fortinet, Inc.
Description
Description
A heap-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.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| Fortinet | FortiManager | From 8.0.0 (inc) to 8.0.1 (inc) |
| Fortinet | FortiManager | From 7.6.0 (inc) to 7.6.7 (inc) |
| Fortinet | FortiManager | From 7.4.0 (inc) to 7.4.11 (inc) |
| Fortinet | FortiAnalyzer | From 8.0.0 (inc) to 8.0.1 (inc) |
| Fortinet | FortiAnalyzer | From 7.6.0 (inc) to 7.6.7 (inc) |
| Fortinet | FortiAnalyzer | From 7.4.0 (inc) to 7.4.11 (inc) |
| Fortinet | FortiManager Cloud | From 8.0.0 (inc) to 8.0.1 (inc) |
| Fortinet | FortiManager Cloud | From 7.6.0 (inc) to 7.6.7 (inc) |
| Fortinet | FortiManager Cloud | From 7.4.1 (inc) to 7.4.11 (inc) |
| Fortinet | FortiAnalyzer Cloud | From 8.0.0 (inc) to 8.0.1 (inc) |
| Fortinet | FortiAnalyzer Cloud | From 7.6.0 (inc) to 7.6.7 (inc) |
| Fortinet | FortiAnalyzer Cloud | From 7.4.1 (inc) to 7.4.11 (inc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-122 | A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). |
