Description
A vulnerability in Active Backup for Business allows unauthorized remote attackers to read arbitrary files.
Affected products
synology: active backup for business; synology: diskstation manager
References1
- www.synology.com/en-global/security/advisory/Synology_SA_25_02 Vendor Advisory
Metrics
- CVSS 3.1
-
8.6
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N - EPSS — exploit probability
- 0% percentile: 31 · as of 14 November 2026
- CWE
- CWE-89
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.