Vulnerability in Microsoft Visual Studio 2017 Version 15.9 (Includes 15.0 - 15.8)
CVE-2025-55240
Improper access control in Visual Studio allows an authorized attacker to elevate privileges locally.
EPSS: 0.001 (20.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C.
Affected products
- Microsoft Visual Studio 2017 Version 15.9 (Includes 15.0 - 15.8) — versions 15.9.0
- Microsoft Visual Studio 2019 Version 16.11 (Includes 16.0 - 16.10) — versions 16.11.0
- Microsoft Visual Studio 2022 Version 17.10 — versions 17.10.0
- Microsoft Visual Studio 2022 Version 17.12 — versions 17.12.0
- Microsoft Visual Studio 2022 Version 17.14 — versions 17.14.0
Weakness classification (CWE)
References
- Visual Studio Elevation of Privilege Vulnerability (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2025-55240?
- CVE-2025-55240 is a high-severity vulnerability in Microsoft Visual Studio 2017 Version 15.9 (Includes 15.0 - 15.8), classified under Improper Access Control. CVSS score: 7.3/10. Published 2025-10-14.
- How severe is CVE-2025-55240?
- High severity. CVSS v3 base score is 7.3 out of 10.