Medium SEVERITY — Vulnerability

DoS due to unsafe function in signal handler

CVSSv3 Score: 5.2 A use of potentially Dangerous Function vulnerability [CWE-676] in FortiAnalyzer and FortiManager API may allow an authenticated attacker to cause a system hang via multiple specially crafted HTTP requests causing crashes. This happens if internal locks are aligned, which is out of control of the attacker. Revised on 2026-05-12 00:00:00

Platform
FortiGate / FortiOS
CVSS Score
5.2/10
Advisory
FG-IR-26-137
Published
12 May 2026
Views
3
Primary source: Review the official advisory at fortiguard.fortinet.com Kaynağa Git

Summary

CVSSv3 Score: 5.2 A use of potentially Dangerous Function vulnerability [CWE-676] in FortiAnalyzer and FortiManager API may allow an authenticated attacker to cause a system hang via multiple specially crafted HTTP requests causing crashes. This happens if internal locks are aligned, which is out of control of the attacker. Revised on 2026-05-12 00:00:00

Source

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