CVE-2025-55240

Name: CVE-2025-55240
Creator: NVD / NIST
Published: 2025-10-14T17:15:44.44+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.3/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2025-55240 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. Improper access control in Visual Studio allows an authorized attacker to elevate privileges locally.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

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

Metrics

CVSS 3.1

7.3/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.34%

25.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Microsoft	Visual Studio 2017	>= 15.0, < 15.9.77
Microsoft	Visual Studio 2019	>= 16.0, < 16.11.52
Microsoft	Visual Studio 2022	>= 17.10.0, < 17.10.20
Microsoft	Visual Studio 2022	>= 17.12.0, < 17.12.13
Microsoft	Visual Studio 2022	>= 17.14.0, < 17.14.17

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55240Vendor Advisory

Timeline

Published: Oct 14, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-55240?

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

How severe is CVE-2025-55240?

CVE-2025-55240 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2025-55240?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-55240?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST