CVE-2026-49174CWE-306

DNS Client Tampering Vulnerability

Medium · published July 14, 2026

CVSS v3.1
6.1
EPSS
0%
Percentile
18.2
In the wild
Unconfirmed
What it is

Missing authentication for critical function in Microsoft Windows DNS allows an authorized attacker to perform tampering locally.

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00270 · 18.2th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2026-07-14T17:04Z
EPSS history
Timeline
  • 14 JUL 17:04Z
    DNS Client Tampering Vulnerability
    cvelistv5