CVE-2025-12686: Buffer Overflow
Published May 27, 2026
·Updated
Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in AdminCenter in Synology BeeStation OS before 1.3.2-65648 allows remote attackers to execute arbitrary code via unspecified vectors.
Affected Software
2 affected components
Synology BeeStation OS AdminCenter<1.3.2-65648
Synology BeeStation OS>=1.0<1.3.2
Event History
Nov 11, 2025
News Published
via BleepingComputer·10:34 PM
News Published
via BleepingComputer·10:35 PM
May 27, 2026
CVE Published
via MITRE·08:37 AM
Data Sourced
via MITRE·08:37 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:16 AM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-12686?
The severity of CVE-2025-12686 is critical with a score of 9.8.
2
How do I fix CVE-2025-12686?
To fix CVE-2025-12686, update Synology BeeStation OS AdminCenter to version 1.3.2-65648 or later.
3
What type of vulnerability is CVE-2025-12686?
CVE-2025-12686 is classified as a Classic Buffer Overflow vulnerability.
4
What can attackers achieve with CVE-2025-12686?
Attackers exploiting CVE-2025-12686 can execute arbitrary code on the affected system.
5
Who is affected by CVE-2025-12686?
Any user running Synology BeeStation OS AdminCenter before version 1.3.2-65648 is affected by CVE-2025-12686.