CVE-2025-30028

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

Published: 2026-05-27 Last update: 2026-06-02 Assigner: [email protected] Source: [email protected]
NVD Status：Analyzed，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2025-30028 is rated Moderate Risk (40.9/100): CVSS High severity, with low exploitation likelihood (EPSS 0.06%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-30028

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-02 0.04% 0.06% +0.01%
2 2026-05-27 — 0.04% —

Full EPSS history (2 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-30028

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.6 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 4.0 [email protected]

Weakness enumeration for CVE-2025-30028

GitHub Security Advisory for CVE-2025-30028

GHSA-7vp3-7c6g-7rvm · Severity: high — A vulnerability in Active Backup for Business allows unauthorized remote attackers to read...

Affected software / configurations for CVE-2025-30028

Vendor Product Version Raw CPE
synology active_backup_for_business 2.7.1-23234 cpe:2.3:a:synology:active_backup_for_business:2.7.1-23234:*:*:*:*:*:*:*
synology active_backup_for_business 2.7.1-13234 cpe:2.3:a:synology:active_backup_for_business:2.7.1-13234:*:*:*:*:*:*:*
synology active_backup_for_business 2.7.1-3234 cpe:2.3:a:synology:active_backup_for_business:2.7.1-3234:*:*:*:*:*:*:*

References for CVE-2025-30028

cvelogic Threat Intelligence