Risk Scores
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Windows Server 2012 <6.2.9200.26026 | ||
| Windows Server 2012 6.2.9200.26026 | ||
| Windows Server 2016 10.0.14393.9060 | ||
| Windows Server 2022 <10.0.20348.5020 | ||
| Windows Server 2019 10.0.17763.8644 | ||
| Windows Server 2019 (Server Core installation) <10.0.17763.8644 | ||
| Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.2274 | ||
| Windows Server 2022 (Server Core installation) 10.0.20348.5020 | ||
| Windows Server 2022 10.0.20348.5020 | ||
| Windows Server 2022, 23H2 Edition (Server Core installation) <10.0.25398.2274 | ||
| Windows Server 2025 10.0.26100.32690 | ||
| Windows Server 2019 (Server Core installation) 10.0.17763.8644 | ||
| Windows Server 2025 <10.0.26100.32690 | ||
| Windows Server 2016 (Server Core installation) 10.0.14393.9060 | ||
| Windows Server 2025 (Server Core installation) <10.0.26100.32690 | ||
| Windows Server 2016 <10.0.14393.9060 | ||
| Windows Server 2022 (Server Core installation) <10.0.20348.5020 | ||
| Windows Server 2025 (Server Core installation) 10.0.26100.32690 | ||
| Windows Server 2019 <10.0.17763.8644 | ||
| Windows Server 2016 (Server Core installation) <10.0.14393.9060 |
Timeline
- Apr 14, 2026 CVE Published
- Apr 15, 2026 Security Advisory
- Apr 15, 2026 Security Advisory
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26154 advisory
- https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-26154.json advisory
- https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1 url
- https://support.microsoft.com/lifecycle url
- https://www.first.org/cvss url
- https://support.microsoft.com/help/5082123 fix
- https://support.microsoft.com/help/5082142 fix
- https://support.microsoft.com/help/5082063 fix
- https://support.microsoft.com/help/5082060 fix
- https://support.microsoft.com/help/5082198 fix
- https://support.microsoft.com/help/5082127 fix
- https://support.microsoft.com/help/5082126 fix