CVE-2023-35317
Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability
Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability
Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability
- Record
CVE-2023-35317- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-502
- Updated
- 2026-11-02
EUVDEUVD-2023-39320
Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability
- Record
EUVD-2023-39320- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pcx7-hvg4-wg56
Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability
Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability
- Record
GHSA-pcx7-hvg4-wg56- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
NVD
Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability
- Record
CVE-2023-35317- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
Affected products
- microsoft windows server 2012
- microsoft windows server 2012 (server core installation)
- microsoft windows server 2012 r2
- microsoft windows server 2012 r2 (server core installation)
- microsoft windows server 2016
- microsoft windows server 2016 (server core installation)
- microsoft windows server 2019
- microsoft windows server 2019 (server core installation)
- microsoft windows server 2022
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | M507/CVE-2025-59287-PoC | 2025-11-16 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-35317 is a high vulnerability (CVSS 7.8) in Microsoft Windows Server 2012, published July 11, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.38%, the 72nd percentile. No source names a fixed version.