CVE-2026-62872
.NET Framework Elevation of Privilege Vulnerability
Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
.NET Framework Elevation of Privilege Vulnerability
Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network.
- Record
CVE-2026-62872- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-863
- Updated
- 2026-11-02
EUVDEUVD-2026-56680
Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network.
- Record
EUVD-2026-56680- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-43g4-v893-w7hq
Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges...
Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network.
- Record
GHSA-43g4-v893-w7hq- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-863
- Updated
- 2026-11-02
NVD
Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network.
- Record
CVE-2026-62872- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-863
- Updated
- 2026-11-02
Affected products
- microsoft .net framework
- microsoft .net framework 3.5
- microsoft .net framework 3.5 and 4.6.2/4.7/4.7.1/4.7.2
- microsoft .net framework 3.5 and 4.7.2
- microsoft .net framework 3.5 and 4.8
- microsoft .net framework 3.5 and 4.8.1
- microsoft .net framework 4.6.2/4.7/4.7.1/4.7.2
- microsoft .net framework 4.8
- microsoft .net framework 4.8.1
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-62872 is a high vulnerability (CVSS 8.8) in Microsoft .net Framework, published August 11, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.78%, the 56th percentile. No source names a fixed version.