VDB
msrc_CVE-2025-55231
msrc_CVE-2025-55231
PUBLISHED
CVSS 7.5 HIGH
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Windows Server 2012 R2 (Server Core installation) 6.3.9600.22676 | ||
| Windows Server 2012 R2 (Server Core installation) <6.3.9600.22676 | ||
| Windows Server 2016 10.0.14393.8246 | ||
| Windows Server 2022 10.0.20348.3932 | ||
| Windows Server 2022 (Server Core installation) <10.0.20348.3932 | ||
| Windows Server 2016 (Server Core installation) <10.0.14393.8246 | ||
| Windows Server 2019 <10.0.17763.7558 | ||
| Windows Server 2022 <10.0.20348.3932 | ||
| Windows Server 2016 (Server Core installation) 10.0.14393.8246 | ||
| Windows Server 2016 <10.0.14393.8246 | ||
| Windows Server 2012 R2 <6.3.9600.22676 | ||
| Windows Server 2019 (Server Core installation) <10.0.17763.7558 | ||
| Windows Server 2012 R2 6.3.9600.22676 | ||
| Windows Server 2019 (Server Core installation) 10.0.17763.7558 | ||
| Windows Server 2025 <10.0.26100.4652 | ||
| Windows Server 2025 (Server Core installation) <10.0.26100.4652 | ||
| Windows Server 2022 (Server Core installation) 10.0.20348.3932 | ||
| Windows Server 2019 10.0.17763.7558 | ||
| Windows Server 2025 10.0.26100.4652 | ||
| Windows Server 2025 (Server Core installation) 10.0.26100.4652 |
Timeline
- Aug 12, 2025 CVE Published
- Aug 26, 2025 CVE Updated
- Apr 2, 2026 Security Advisory
- Apr 2, 2026 Security Advisory
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55231 advisory
- https://msrc.microsoft.com/csaf/advisories/2025/msrc_cve-2025-55231.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/5062557 fix
- https://support.microsoft.com/help/5062572 fix
- https://support.microsoft.com/help/5062553 fix
- https://support.microsoft.com/help/5062560 fix
- https://support.microsoft.com/help/5062597 fix