CVE-2025-34489CWE-502
GFI MailEssentials < 21.8 Local Privilege Escalation
High · published April 28, 2025
What it is
GFI MailEssentials prior to version 21.8 is vulnerable to a local privilege escalation issue. A local attacker can escalate to NT Authority/SYSTEM by sending a crafted serialized payload to a .NET Remoting Service.
The record
Technical detail
- CVSS v3.1
- 7.8 · HIGH
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS v4.0
- Not supplied
- EPSS
- 0.00327 · 24.6th percentile
- Weakness
- CWE-502 · Deserialization of Untrusted Data
- Published
- 2025-04-28T18:50Z
EPSS history
Timeline