SB2026071490 - Out-of-bounds read in FortiAuthenticator
Published: July 14, 2026
Security Bulletin ID
SB2026071490
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2025-53379)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
The vulnerability exists due to out-of-bounds read in GUI. A remote unauthenticated attacker can retrieve sensitive information via a specially crafted request.
Remediation
Install update from vendor's website.