CVE-2025-30028

Remote File Read Vulnerability in Synology Active Backup for Business

Published May 27, 2026 CVSS 3.1 · 8.6 High EPSS < 1% KEV · Not listed
Description
A vulnerability in Active Backup for Business allows unauthorized remote attackers to read arbitrary files.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Synology diskstation Manager
CPEs cpe:2.3:a:synology:active_backup_for_business:2.7.1-13234:*:*:*:*:*:*:*
cpe:2.3:a:synology:active_backup_for_business:2.7.1-23234:*:*:*:*:*:*:*
cpe:2.3:a:synology:active_backup_for_business:2.7.1-3234:*:*:*:*:*:*:*
cpe:2.3:o:synology:diskstation_manager:6.2:*:*:*:*:*:*:*
cpe:2.3:o:synology:diskstation_manager:7.1:*:*:*:*:*:*:*
cpe:2.3:o:synology:diskstation_manager:7.2:*:*:*:*:*:*:*
Vendors & Products Synology diskstation Manager
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Remote File Read Vulnerability in Synology Active Backup for Business
Type Values Removed Values Added
First Time appeared Synology
Synology active Backup For Business
Vendors & Products Synology
Synology active Backup For Business
Type Values Removed Values Added
Description A vulnerability in Active Backup for Business allows unauthorized remote attackers to read arbitrary files.
Weaknesses CWE-89
References
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
synology
Published
Updated
May 27, 2026, 12:43 PM
Reserved
Mar 14, 2025, 8:18 AM
Status
Analyzed
Published
May 27, 2026, 9:16 AM
Modified
Oct 7, 2026, 8:10 AM