CVE-2025-25007CWE-1286

Microsoft Exchange Server Spoofing Vulnerability

Medium · published August 12, 2025

CVSS v3.1
5.3
EPSS
1%
Percentile
58.5
In the wild
Unconfirmed
What it is

Improper validation of syntactic correctness of input in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00874 · 58.5th percentile
Weakness
CWE-1286 · Improper Validation of Syntactic Correctness of Input
Published
2025-08-12T17:09Z
EPSS history
Timeline
  • 12 AUG 17:09Z
    Microsoft Exchange Server Spoofing Vulnerability
    cvelistv5