Summary
Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
What type of information could be disclosed by this vulnerability?
The type of information that could be disclosed if an attacker successfully exploited this vulnerability is Personally Identifiable Information (PII).
According to the CVSS metric, user interaction is required (UI:R) and privileges required is Low (PR:L). What does that mean for this vulnerability?
An authorized attacker with read/write privileges must send a victim a malicious email, or share the link to a malicious email, and convince them to open it.
Security updates
4.8.04798.02 — https://support.microsoft.com/help/5066136
4.8.04798.02 — https://support.microsoft.com/help/5066739
4.8.04798.04 — https://support.microsoft.com/help/5066740
4.8.04798.04 — https://support.microsoft.com/help/5066741
4.8.04798.02 — https://support.microsoft.com/help/5066738
4.8.04798.04 — https://support.microsoft.com/help/5066743
4.8.04798.04 — https://support.microsoft.com/help/5066746
4.8.04798.04 — https://support.microsoft.com/help/5066747
10.0.14393.8519 — https://support.microsoft.com/help/5066836
4.7.04137.03 — https://support.microsoft.com/help/5066742
4.8.1.09321.01 — https://support.microsoft.com/help/5066133
4.8.1.09321.01 — https://support.microsoft.com/help/5066129
4.8.1.09321.01 — https://support.microsoft.com/help/5066131
4.8.1.09321.01 — https://support.microsoft.com/help/5066128
8.0.21 — https://support.microsoft.com/help/5068331
9.0.10 — https://support.microsoft.com/help/5068332
17.12.13 — https://learn.microsoft.com/en-us/visualstudio/releases/2022/release-notes
Vulnerabilities 1
-
Medium 4.8
.NET, .NET Framework, and Visual Studio Information Disclosure Vulnerability
Inadequate encryption strength in .NET, .NET Framework, Visual Studio allows an authorized attacker to disclose information over a network.
Revision history
-
#1
Information published.
References
-
CVE-2025-55248 .NET, .NET Framework, and Visual Studio Information Disclosure Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55248
-
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
-
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
-
Common Vulnerability Scoring System
https://www.first.org/cvss