CVE catalog
CVE-2026-35433
Improper input validation in .NET allows an unauthorized attacker to elevate privileges locally.
- Severity
- High · CVSS 7.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.77% · Oct 25, 2026
Improper input validation in .NET allows an unauthorized attacker to elevate privileges 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 |
|---|---|---|---|---|
| Cpe | .net_framework | Not reported | Not reported | unknown |
| Cpe | .net | Not reported | 8.0.27 | fixed |
| Cpe | .net | Not reported | 9.0.16 | fixed |
| Cpe | .net | Not reported | 10.0.8 | fixed |
| 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 | 10.0.8 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | .net | cpe | Not reported | 8.0.27 | Not reported | Not reported | Not reported |
| Cpe | .net | cpe | Not reported | 9.0.16 | Not reported | Not reported | Not reported |
| Cpe | .net | cpe | Not reported | 10.0.8 | Not reported | Not reported | Not reported |
| Cpe | .net | cpe | Not reported | 10.0.8 | Not reported | NVD-CVE-2026-35433 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://access.redhat.com/security/cve/CVE-2026-35433]
- [https://bugzilla.redhat.com/show_bug.cgi?id=2476577]
- [https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-35433]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-35433]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-35433]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-35433.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1488.json]
[CERT-Bund public advisories] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]