CVE catalog
CVE-2026-96222
UBUNTU-CVE-2026-96222
- Severity
- Unknown · CVSS 7.4
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.59% · Oct 25, 2026
Improper certificate validation in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.
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 | dotnet6 | 22.04 | 6.0.108-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.109-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.110-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.111-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.113-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.116-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.118-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.119-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.120-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.121-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.122-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.123-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.124-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.125-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.126-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.127-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.128-0ubuntu1~22.04.2 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.132-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.133-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.135-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet6 | 22.04 | 6.0.136-0ubuntu1~22.04.1 | vulnerable |
| 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 |
| Ubuntu | dotnet8 | 22.04 | 8.0.102-8.0.2-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.103-8.0.3-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.103-8.0.3-0ubuntu1~22.04.2 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.105-8.0.5-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.107-8.0.7-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.108-8.0.8-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.110-8.0.10-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.111-8.0.11-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.112-8.0.12-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.114-8.0.14-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.115-8.0.15-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.116-8.0.16-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.117-8.0.17-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.118-8.0.18-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.119-8.0.19-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.120-8.0.20-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.121-8.0.21-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.122-8.0.22-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.123-8.0.23-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.124-8.0.24-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.125-8.0.25-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.126-8.0.26-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.127-8.0.27-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.128-8.0.28-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.129-8.0.29-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.130-8.0.30-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.131-8.0.31-0ubuntu1~22.04.1 | vulnerable |
| Ubuntu | dotnet8 | 22.04 | 8.0.132-8.0.32-0ubuntu1~22.04.1 | fixed |
| Ubuntu | dotnet8 | 24.04 | 8.0.100-8.0.0~rc1-0ubuntu1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.100-8.0.0~rc2-0ubuntu1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.100-8.0.0~rc2-0ubuntu2 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.100-8.0.0-0ubuntu1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.100-8.0.0-0ubuntu2 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.101-8.0.1-0ubuntu1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.101-8.0.1-0ubuntu2 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.102-8.0.2-0ubuntu1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.103-8.0.3-0ubuntu2 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.103-8.0.3-0ubuntu3 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.104-8.0.4-0ubuntu1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.105-8.0.5-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.107-8.0.7-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.108-8.0.8-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.108-8.0.8-0ubuntu1~24.04.2 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.110-8.0.10-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.111-8.0.11-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.112-8.0.12-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.114-8.0.14-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.115-8.0.15-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.116-8.0.16-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.117-8.0.17-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.118-8.0.18-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.119-8.0.19-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.120-8.0.20-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.121-8.0.21-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.122-8.0.22-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.123-8.0.23-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.124-8.0.24-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.125-8.0.25-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.126-8.0.26-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.127-8.0.27-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.128-8.0.28-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.129-8.0.29-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.130-8.0.30-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.131-8.0.31-0ubuntu1~24.04.1 | vulnerable |
| Ubuntu | dotnet8 | 24.04 | 8.0.132-8.0.32-0ubuntu1~24.04.1 | fixed |
| Cpe | windows_10_1607 | Not reported | 10.0.14393.9612 | fixed |
| Cpe | windows_10_1809 | Not reported | 10.0.17763.9376 | fixed |
| Cpe | windows_server_2012 | Not reported | Not reported | unknown |
| Cpe | windows_server_2016 | Not reported | 10.0.14393.9612 | fixed |
| Cpe | windows_server_2019 | Not reported | 10.0.17763.9376 | fixed |
| Cpe | windows_server_2022 | Not reported | 10.0.20348.5761 | fixed |
| Cpe | windows_server_2025 | Not reported | 10.0.26100.33650 | fixed |
| Cpe | .net | Not reported | 8.0.5 | fixed |
| Cpe | visual_studio_2022 | Not reported | 17.14.42 | fixed |
| Cpe | visual_studio_2026 | Not reported | 18.10.4 | fixed |
| Cpe | .net_framework | Not reported | Not reported | unknown |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Ubuntu | dotnet8 | deb | 22.04 | 8.0.132-8.0.32-0ubuntu1~22.04.1 | Not reported | UBUNTU-CVE-2026-96222 | Not reported |
| Ubuntu | dotnet8 | deb | 24.04 | 8.0.132-8.0.32-0ubuntu1~24.04.1 | Not reported | UBUNTU-CVE-2026-96222 | Not reported |
| Cpe | windows_10_1607 | cpe | Not reported | 10.0.14393.9612 | Not reported | NVD-CVE-2026-96222 | Not reported |
| Cpe | windows_10_1809 | cpe | Not reported | 10.0.17763.9376 | Not reported | NVD-CVE-2026-96222 | Not reported |
| Cpe | windows_server_2016 | cpe | Not reported | 10.0.14393.9612 | Not reported | NVD-CVE-2026-96222 | Not reported |
| Cpe | windows_server_2019 | cpe | Not reported | 10.0.17763.9376 | Not reported | NVD-CVE-2026-96222 | Not reported |
| Cpe | windows_server_2022 | cpe | Not reported | 10.0.20348.5761 | Not reported | NVD-CVE-2026-96222 | Not reported |
| Cpe | windows_server_2025 | cpe | Not reported | 10.0.26100.33650 | Not reported | NVD-CVE-2026-96222 | Not reported |
| Cpe | .net | cpe | Not reported | 8.0.5 | Not reported | NVD-CVE-2026-96222 | Not reported |
| Cpe | visual_studio_2022 | cpe | Not reported | 17.14.42 | Not reported | NVD-CVE-2026-96222 | Not reported |
| Cpe | visual_studio_2026 | cpe | Not reported | 18.10.4 | Not reported | NVD-CVE-2026-96222 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2026_86168.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-96222]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-96222]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-96222.json]
[FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]