#VU102786 Improper access control in Visual Studio - CVE-2025-21405
Vulnerability identifier: #VU102786
Vulnerability risk: Low
CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2025-21405
CWE-ID:
CWE-284
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Visual Studio
Universal components / Libraries /
Software for developers
Vendor: Microsoft
Description
The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in Visual Studio. A local user can bypass implemented security restrictions and gain elevated privileges on the target system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Visual Studio: 17.1.0 17.1.32210.238, 17.1.1 17.1.32228.430, 17.1.2 17.1.32319.34, 17.1.3 17.1.32328.378, 17.1.4 17.1.32407.343, 17.1.5 17.1.32414.318, 17.1.6 17.1.32421.90, 17.1.7 17.1.32428.221, 17.10.0 17.10.34916.146, 17.10.1 17.10.34928.147, 17.10.2 17.10.35004.147, 17.10.3 17.10.35013.160, 17.10.4 17.10.35027.167, 17.10.5 17.10.35122.118, 17.10.6 17.10.35201.131, 17.10.7 17.10.35230.96, 17.10.8 17.10.35326.205, 17.10.9 17.10.35431.56, 17.10.10 17.10.35707.196, 17.10.11 17.10.11, 17.11.0 17.11.35208.52, 17.11.1 17.11.35219.272, 17.11.2 17.11.35222.181, 17.11.3 17.11.35303.130, 17.11.4 17.11.35312.102, 17.11.5 17.11.35327.3, 17.11.6 17.11.35431.28, 17.12.0 17.12.35506.116, 17.12.1 17.12.35514.174, 17.12.2 17.12.35521.163, 17.12.3 17.12.35527.113
External links
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2025-21405
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
