CVE-2025-25005CWE-20

Microsoft Exchange Server Tampering Vulnerability

Medium · published August 12, 2025

CVSS v3.1
6.5
EPSS
1%
Percentile
72.4
In the wild
Unconfirmed
What it is

Improper input validation in Microsoft Exchange Server allows an authorized attacker to perform tampering over a network.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.01405 · 72.4th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2025-08-12T17:09Z
EPSS history
Timeline
  • 12 AUG 17:09Z
    Microsoft Exchange Server Tampering Vulnerability
    cvelistv5