Remote Code Execution Vulnerability in Synology Mail Server
CVE-2025-2848

6.3MEDIUM

Key Information:

Vendor

Synology
Status
Synology Mail Server
Vendor
CVE Published:
4 December 2025

What is CVE-2025-2848?

A vulnerability identified in Synology Mail Server enables remote authenticated attackers to manipulate non-sensitive configurations, potentially impacting the functionality of key features. Attackers can exploit this flaw to read and write settings, as well as disable certain non-critical functionalities of the email server, posing a risk to the server's integrity and operation.

Affected Version(s)

Synology Mail Server *

Synology Mail Server * < 1.7.6-10676

Synology Mail Server * < 1.7.6-20676

References

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

CVSS V3.1

Score:
6.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Chanin Kim of ENKI Whitehat
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