SB2026031076 - Brute-force attack in FortiAnalyzer and FortiManager
Published: March 10, 2026
Security Bulletin ID
SB2026031076
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper restriction of excessive authentication attempts (CVE-ID: CVE-2026-22629)
CWE-ID: CWE-307 - Improper Restriction of Excessive Authentication Attempts
CVSSv4: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to perform a denial of service attack.
The vulnerability exists due to a race condition when handling unsuccessful authentication attempts. A remote attacker can bypass implemented lockout mechanism and perform a brute-force attack.
Remediation
Install update from vendor's website.