CVE-2025-30028

high

Published 2026-05-27 · Modified 2026-06-02

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

8.6

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

CVSS v4 NEW

—

not yet in upstream

VIR risk

8.6

Description

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

Predictions

Exploit likelihood

91%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Application impact

Vendor	Product	Versions	Fixed
synology	active_backup_for_business	`2.7.1-23234`
synology	active_backup_for_business	`2.7.1-13234`
synology	active_backup_for_business	`2.7.1-3234`

References

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

CWEs

CWE-89

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.