CVE-2025-30028 Path traversal in Active Backup for Business
Unauthorized remote attackers can read arbitrary files in Synology Active Backup for Business due to a path traversal vulnerability.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-30028?
CVE-2025-30028 is a high-severity path traversal vulnerability in Synology Active Backup for Business, published on 27 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability in Active Backup for Business allows unauthorized remote attackers to read arbitrary files.
Weakness: CWE-89
Which versions are affected by CVE-2025-30028?
It affects 1 product.
Products include Synology Active Backup for Business.
How do I fix CVE-2025-30028?
No fix has been published for CVE-2025-30028 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2025-30028 being exploited?
There is no known exploitation of CVE-2025-30028 in the wild and no public exploit code.
Sources
Also known as GHSA-7vp3-7c6g-7rvm.