🛡️ CVE-2025-55240 — visual-studio-2017

🟠 CVSS 7.3 — High ✅ No Known Exploit CWE-284 NVD
7.3
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Improper access control in Visual Studio allows an authorized attacker to elevate privileges locally.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs low-level privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2025-55240 is classified as CWE-284: Improper Access Control. The software does not restrict an action to the actors that should be allowed to perform it.

Affected software

CVE-2025-55240 is recorded against 3 packages.

  • visual-studio-2017 (from 15.0 up to 15.9.77)
  • visual-studio-2019 (from 16.0 up to 16.11.52)
  • visual-studio-2022 (from 17.14.0 up to 17.14.17)

Timeline and source

Published on 14 October 2025 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

msrc.microsoft.com

Details

Severity HIGH
CVSS Score 7.3
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CWE CWE-284
Public Exploit ✅ No
Source NVD
Published 2025-10-14
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
visual-studio-2017 15.0 15.9.77
visual-studio-2019 16.0 16.11.52
visual-studio-2022 17.14.0 17.14.17

Similar Threats

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