What’s Vulnerable › Vulnerabilities
CVE-2025-66592
- Severity: medium (CVSS 5.6 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-05-27 · updated 2026-10-07
- Weakness: CWE-346
Description
An origin validation error vulnerability in Synology Active Backup for Business Agent before 3.1.0-4967 allows local users to write arbitrary files with restricted content and conduct denial-of-service during installation.
Affected products
- Synology Active Backup for Business Agent: before 3.1.0-4967 — fixed in 3.1.0-4967
How to fix
Upgrade to a fixed version: Synology Active Backup for Business Agent 3.1.0-4967. Check the vendor advisory for mitigations.
References
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