SB2025101503 - Heap-based buffer overflow in Fortinet products 



SB2025101503 - Heap-based buffer overflow in Fortinet products

Published: October 15, 2025

Security Bulletin ID SB2025101503
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Heap-based buffer overflow (CVE-ID: CVE-2025-22258)

The vulnerability allows a remote privileged user to damange or delete data.

The vulnerability exists due to heap-based buffer overflow in websocket. An authenticated attacker can execute arbitrary code or commands via specifically crafted requests.


Remediation

Install update from vendor's website.