Visual Studio Elevation of Privilege Vulnerability
Priority LOW 34CWE-284Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Privilege escalation
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from Microsoft.
Summary
Improper access control in Visual Studio allows an authorized attacker to elevate privileges locally.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00376 31st percentileScored 2026-11-07
Fix Fixed Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) (Microsoft): 15.9.77Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) (Microsoft): 16.11.52+3 more products
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Microsoft | Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) | 15.9.0 to before 15.9.77 | 15.9.77 | Patch available | CNA |
| Microsoft | Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) | 16.11.0 to before 16.11.52 | 16.11.52 | Patch available | CNA |
| Microsoft | Microsoft Visual Studio 2022 version 17.10 | 17.10.0 to before 17.10.20 | 17.10.20 | Patch available | CNA |
| Microsoft | Microsoft Visual Studio 2022 version 17.12 | 17.12.0 to before 17.12.13 | 17.12.13 | Patch available | CNA |
| Microsoft | Microsoft Visual Studio 2022 version 17.14 | 17.14.0 to before 17.14.17 | 17.14.17 | Patch available | CNA |
- Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) VendorMicrosoft Affected 15.9.0 to before 15.9.77 Fixed in 15.9.77 Patch available CNA
- Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) VendorMicrosoft Affected 16.11.0 to before 16.11.52 Fixed in 16.11.52 Patch available CNA
- Microsoft Visual Studio 2022 version 17.10 VendorMicrosoft Affected 17.10.0 to before 17.10.20 Fixed in 17.10.20 Patch available CNA
- Microsoft Visual Studio 2022 version 17.12 VendorMicrosoft Affected 17.12.0 to before 17.12.13 Fixed in 17.12.13 Patch available CNA
- Microsoft Visual Studio 2022 version 17.14 VendorMicrosoft Affected 17.14.0 to before 17.14.17 Fixed in 17.14.17 Patch available CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:* | 15.0 to before 15.9.77 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:* | 16.0 to before 16.11.52 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:* | 17.10.0 to before 17.10.20; 17.12.0 to before 17.12.13; 17.14.0 to before 17.14.17 | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:* Versions 15.0 to before 15.9.77 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:* Versions 16.0 to before 16.11.52 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:* Versions 17.10.0 to before 17.10.20; 17.12.0 to before 17.12.13; 17.14.0 to before 17.14.17 Vulnerable ·Microsoft
Remediation
- Fix · CNA Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) (Microsoft) Fixed in 15.9.77
- Fix · CNA Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) (Microsoft) Fixed in 16.11.52
- Fix · CNA Microsoft Visual Studio 2022 version 17.10 (Microsoft) Fixed in 17.10.20
- Fix · CNA Microsoft Visual Studio 2022 version 17.12 (Microsoft) Fixed in 17.12.13
- Fix · CNA Microsoft Visual Studio 2022 version 17.14 (Microsoft) Fixed in 17.14.17
Vendor assessments
Microsoft
Microsoft's page for this CVE →
- Impact
- Elevation of Privilege
- Exploited
- No
- Publicly disclosed
- No
- Exploitability
- Exploitation Unlikely
| Product | Status | Plan or fix |
|---|---|---|
| Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) | Fixed | 15.9.77 · Security Update |
| Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) | Fixed | 16.11.52 · Security Update |
| Microsoft Visual Studio 2022 version 17.10 | Fixed | 17.10.20 · Security Update |
| Microsoft Visual Studio 2022 version 17.12 | Fixed | 17.12.13 · Security Update |
| Microsoft Visual Studio 2022 version 17.14 | Fixed | 17.14.17 · Security Update |
Timeline
- 2026-10-02 Threatist record created from CVE-2025-55240
- 2026-10-03 Alias added: GHSA-2r4x-qmjj-x52w
References
More Microsoft Visual Studio 2017 vulnerabilities
- TI-2020-01112 A remote code execution vulnerability exists in .NET Framework, Microsoft SharePoint, and… KEVCVSS 3.1HIGH 7.8
- TI-2022-16266 Visual Studio Remote Code Execution Vulnerability CVSS 3.1HIGH 8.8
- TI-2021-15028 Visual Studio Remote Code Execution Vulnerability CVSS 3.1HIGH 7.8
- TI-2019-01063 Improper input validation in Microsoft Visual Studio 2017 version 15.9 CVSS 3.1HIGH 8.8
- TI-2019-01064 Improper input validation in Microsoft Visual Studio 2019 version 16.4 CVSS 3.1HIGH 8.8
- TI-2019-01066 Improper input validation in Microsoft Visual Studio 2019 version 16.4 CVSS 3.1HIGH 8.8
Sources
- CVE-2025-55240 · CVE Program
- CVE-2025-55240 · NVD
- FIRST EPSS
- GHSA-2r4x-qmjj-x52w · GitHub Advisory Database · CC BY 4.0
- CVE-2025-55240 · Microsoft Security Update Guide
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences