SB2025120506 - Improper Check for Unusual or Exceptional Conditions in Synology DiskStation Manager
Published: December 5, 2025
Security Bulletin ID
SB2025120506
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Check for Unusual or Exceptional Conditions (CVE-ID: CVE-2025-13392)
The vulnerability allows a remote attacker to bypass authentication on the target system.
The vulnerability exists due to improper error handling within the SYNOPAMSSO::samlAuth method. A remote attacker can bypass authentication on the system
Remediation
Install update from vendor's website.