CVE catalog
CVE-2026-50646
UBUNTU-CVE-2026-50646
- Severity
- High · CVSS 7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 4.02% · Oct 27, 2026
Protection mechanism failure in .NET Framework allows an unauthorized attacker to execute code locally.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | dotnet7 | 22.04 | 7.0.105-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.107-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.108-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.109-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.110-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.111-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.112-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.113-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.114-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.115-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.116-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.117-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.117-0ubuntu1~22.04.2 | vulnerable |
| Ubuntu | dotnet7 | 22.04 | 7.0.119-0ubuntu1~22.04.1 | vulnerable |
| Cpe | .net_framework | Not reported | Not reported | unknown |
| Cpe | .net | Not reported | 9.0.18 | fixed |
| Cpe | visual_studio_2022 | Not reported | 17.14.36 | fixed |
| Cpe | visual_studio_2026 | Not reported | 18.7.4 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | .net | cpe | Not reported | 9.0.18 | Not reported | NVD-CVE-2026-50646 | Not reported |
| Cpe | visual_studio_2022 | cpe | Not reported | 17.14.36 | Not reported | NVD-CVE-2026-50646 | Not reported |
| Cpe | visual_studio_2026 | cpe | Not reported | 18.7.4 | Not reported | NVD-CVE-2026-50646 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2026_41893.json]
- [https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50646]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-50646]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-50646]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-50646.json]
[FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]