SB2026090972 - Use of Uninitialized Variable in FortiAnalyzer
Published: September 9, 2026
Security Bulletin ID
SB2026090972
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Use of Uninitialized Variable (CVE-ID: CVE-2026-84391)
CWE-ID: CWE-457 - Use of Uninitialized Variable
CVSSv4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote authenticated user to perform a denial of service (DoS) attack.
The vulnerability exists due to use of uninitialized variable in SNMP. A remote authenticated attacker with user permission can cause a denial of service via SNMP GETBULK requests.
Remediation
Install update from vendor's website.