Vulnerability · Published Dec 4, 2025 · Assigned by synology
CVE-2025-2848
Medium 6.3
In plain English
A medium-severity missing authorization in Synology Mail Server from Synology. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).
Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.4%top 67.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A vulnerability in Synology Mail Server allows remote authenticated attackers to read and write non-sensitive settings, and disable some non-critical functions.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Synology | Synology Mail Server | * – before 1.7.6-10676* – before 1.7.6-20676 |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
References
- Synology-SA-25:05 Mail Server vendor-advisory