High 8.6Published May 27, 2026

CVE-2025-30028A vulnerability in Active Backup for Business allows unauthorized remote attackers to read arbitrary files.

Updated under an hour ago (Oct 26, 2026, 4:23 PM ET)

Does this affect you?

It affects Synology Active Backup for Business. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Synology Active Backup for Business

Exploited in the last 30 days

A vulnerability in Active Backup for Business allows unauthorized remote attackers to read arbitrary files.

CVSS: 8.6 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Weakness (CWE): CWE-89
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: synology
NVD analysis: Analyzed
Record last updated: May 27, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Synology Active Backup for Business synology:active_backup_for_business (from the name)	before 2.7.1-3234; before 2.7.1-13234; before 2.7.1-23234	CNA record
synology active_backup_for_business synology:active_backup_for_business	2.7.1-23234; 2.7.1-13234; 2.7.1-3234	NVD

References

References

https://www.synology.com/en-global/security/advisory/Synology_SA_25_02	vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.