CVE-2025-4679
A vulnerability in Synology Active Backup for Microsoft 365 allows remote authenticated attackers to obtain sensitive information via unspecified vectors.
- Published
- May 16, 2025
- Updated
- Jul 2, 2025
- Assigning CNA
- synology
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NLow · next 30 days
- Percentile
- 63.4%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
A vulnerability in Synology Active Backup for Microsoft 365 allows remote authenticated attackers to obtain sensitive information via unspecified vectors.
Sources
1Isolated educational lab simulating CVE-2025-4679 OAuth credential exposure. Learn offensive and defensive security through hands-on exercises, traffic analysis, and CTF challenges in a 100% safe environment.
Responsible use
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