Vulnerability Intelligence Report
.NET Framework Elevation of Privilege Vulnerability
CVE-2026-62872
Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network.
No Active Exploit Signals
CVSS Base Score
8.8
HIGH
Exploitability:2.9
Impact Score:5.9
EPSS Probability:0.78%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-863 ↗CWE-863: Incorrect Authorization
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Microsoft .NET Framework 3.5 | 3.5.0 < 2.0.50727.9183 & 3.0.30729.9169 (affected) |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 | 3.0.0.0 < 2.0.50727.8984 & 3.0.30729.8980 & 4.7.4144.0 (affected) |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.7.2 | 4.7.0 < 2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0 (affected) |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 | 4.8.0 < 2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0 (affected) |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8.1 | 4.8.1 < 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0 (affected) |
| Microsoft | Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 | 4.7.0 < 4.7.4144.0 (affected) |
| Microsoft | Microsoft .NET Framework 4.8 | 4.8.0 < 4.8.4805.0 (affected) |
| Microsoft | Microsoft .NET Framework 4.8.1 | 4.8.0.0 < 4.8.9344.0 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.778%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2026-07-14T21:13:55 |
| Published | 2026-08-11T17:06:22 |
| Patch Date | 2026-08-11 |
| Last Updated | 2026-09-24T13:46:36 |
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