What is CVE-2025-30028?

CVE-2025-30028 is a high-severity vulnerability in Synology Active Backup For Business, classified under SQL Injection. CVSS score: 8.6/10. Published 2026-05-27.

How severe is CVE-2025-30028?

High severity. CVSS v3 base score is 8.6 out of 10.

SQL Injection in Synology Active Backup For Business

CVE-2025-30028

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

Vulnerability class: SQL Injection

EPSS: 0.001 (18.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N.

Affected products

Synology Active Backup For Business
Synology Active_backup_for_business — versions 2.7.1-23234, 2.7.1-13234, 2.7.1-3234
Synology Diskstation_manager — versions 7.2, 7.1, 6.2

Weakness classification (CWE)

CWE-89 — SQL Injection

References

security@synology.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2025-30028?: CVE-2025-30028 is a high-severity vulnerability in Synology Active Backup For Business, classified under SQL Injection. CVSS score: 8.6/10. Published 2026-05-27.
How severe is CVE-2025-30028?: High severity. CVSS v3 base score is 8.6 out of 10.