CVE-2026-50650
.NET Framework Elevation of Privilege Vulnerability
HIGH 7.8
At a glance
- Source
- NVD
- EPSS
- EPSS 0.46 % · percentile 40 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- microsoft
- NVD status
- Analyzed
Description
Improper control of generation of code ('code injection') in .NET Framework allows an unauthorized attacker to elevate privileges locally.
Weaknesses (CWE)
- CWE-94 — Code Injection
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C | microsoft |
| CVSS 3.1 | HIGH 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | NVD · secure@microsoft.com (Secondary) |
Advisories
- GHSA-2969-4q4w-w5h3 — Microsoft Security Advisory CVE-2026-50650 – .NET Elevation of Privilege Vulnerability
European references
- ENISA EUVD · EUVD-2026-44400
- GCVE · GCVE-0-2026-50650
CERT-FR advisories
- CERTFR-2026-AVI-0872 — Multiples vulnérabilités dans les produits Microsoft · cert.ssi.gouv.fr
- CERTFR-2026-AVI-0870 — Multiples vulnérabilités dans Microsoft .Net · cert.ssi.gouv.fr
- CERTFR-2026-AVI-0869 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:*cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:*cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:*cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:*cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*≥ 8.0.0 < 8.0.29cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*≥ 9.0.0 < 9.0.18
Affected products
| Product | Versions |
|---|---|
| Microsoft · .NET 8.0 runtime | affected 8.0.0 < 8.0.29 |
| Microsoft · .NET 9.0 runtime | affected 9.0.0 < 9.0.18 |
| Microsoft · Microsoft .NET Framework 3.5 | affected 3.5.0 < 2.0.50727.8983 & 3.0.30729.8978 |
| Microsoft · Microsoft .NET Framework 3.5 AND 4.7.2 | affected 4.7.0 < 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0 |
| Microsoft · Microsoft .NET Framework 3.5 AND 4.8 | affected 4.8.0 < 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 |
| Microsoft · Microsoft .NET Framework 3.5 AND 4.8.1 | affected 4.8.1 < 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 |
| Microsoft · Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 | affected 4.7.0 < 4.7.4143.0 |
| Microsoft · Microsoft .NET Framework 4.8 | affected 4.8.0 < 4.8.4803.0 |
| Microsoft · Microsoft Visual Studio 2022 version 17.12 | affected 17.12.0 < 17.12.22 |
| Microsoft · Microsoft Visual Studio 2022 version 17.14 | affected 17.14.0 < 17.14.36 |
| Microsoft · Microsoft Visual Studio 2026 version 18.7 | affected 18.0 < 18.7.4 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |