High severity · published Jul 8, 2025
CVE-2025-49739
Improper link resolution before file access ('link following') in Visual Studio allows an unauthorized attacker to elevate privileges over a network
8.8
CVSS
0.9%
EPSS
No
On KEV
Description
Improper link resolution before file access ('link following') in Visual Studio allows an unauthorized attacker to elevate privileges over a network.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VS
Visual Studio · Microsoft
2015 · source: NVD
VS
Visual Studio 2017 · Microsoft
15.0 before 15.9.75 · source: NVD
VS
Visual Studio 2019 · Microsoft
16.0 before 16.11.49 · source: NVD
VS
Visual Studio 2022 · Microsoft
17.8.0 before 17.8.23; 17.10.0 before 17.10.17; 17.12.0 before 17.12.10; 17.14.0 before 17.14.8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-49739
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-49739
Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49739
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