CVE-2026-62872CWE-863broken-access-control

CVE-2026-62872

High · published August 11, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
55.4
In the wild
Unconfirmed
What it is

Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00778 · 55.4th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-08-11T21:18Z
Affected products (18)
ProductVersionsFixed in
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
microsoft/.net_frameworkall versions—
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62872 · [email protected]
EPSS history
Timeline
  • 11 AUG 17:06Z
    .NET Framework Elevation of Privilege Vulnerability
    cvelistv5