5.7
MEDIUM
CVSS 3.1
CVE-2025-55248
.NET, .NET Framework, and Visual Studio Information Disclosure Vulnerability
Overview
Description
Inadequate encryption strength in .NET, .NET Framework, Visual Studio allows an authorized attacker to disclose information over a network.
Details
INFO
Published Date :
Oct. 14, 2025, 5:15 p.m.
Last Modified :
June 17, 2026, 9:41 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Impact
Affected Products
The following products are affected by CVE-2025-55248
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework
for assessing the severity of vulnerabilities in software and systems.
We collect and displays CVSS scores from various sources for each CVE.
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | f38d906d-7342-40ea-92c1-6c4a2c6478c8 | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
Update affected .NET packages to resolve information disclosure vulnerabilities.
- Update .NET 8.0 packages on RHEL.
- Update .NET 9.0 packages on RHEL.
- Consult security advisories for specific guidance.
Public PoC/Exploit Available at Github
CVE-2025-55248 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-55248.
| URL | Resource |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55248 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-55248 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-55248
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
A comprehensive troubleshooting guide for resolving WigiDash/HWiNFO initialization failures caused by Windows Communication Foundation (WCF) HTTP Activation components being disabled after Windows updates. Includes root cause analysis, step-by-step fixes, validation procedures, and preventive measures to restore hardware sensor functionality.
Updated: 9 months, 1 week ago
0 stars
0 fork
0 watcher
Born at : Oct. 16, 2025, 2:42 a.m.
This repo has been linked 1 different CVEs too.
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-55248 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-55248 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Microsoft', 'product': '.NET 8.0', 'versions': [{'status': 'affected', 'version': '8.0.0', 'lessThan': '8.0.21', 'versionType': 'custom'}]}, {'vendor': 'Microsoft', 'product': '.NET 9.0', 'versions': [{'status': 'affected', 'version': '9.0.0', 'lessThan': '9.0.10', 'versionType': 'custom'}]}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 2.0 Service Pack 2', 'versions': [{'status': 'affected', 'version': '2.0.0', 'lessThan': '2.0.50727.8981', 'versionType': 'custom'}], 'platforms': ['Windows Server 2008 for 32-bit Systems Service Pack 2', 'Windows Server 2008 for x64-based Systems Service Pack 2']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 3.0 Service Pack 2', 'versions': [{'status': 'affected', 'version': '3.0.0', 'lessThan': '2.0.50727.8981', 'versionType': 'custom'}], 'platforms': ['Windows Server 2008 for 32-bit Systems Service Pack 2', 'Windows Server 2008 for x64-based Systems Service Pack 2']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 3.5', 'versions': [{'status': 'affected', 'version': '3.5.0', 'lessThan': '2.0.50727.8981', 'versionType': 'custom'}], 'platforms': ['Windows Server 2008 for 32-bit Systems Service Pack 2', 'Windows Server 2008 for x64-based Systems Service Pack 2', 'Windows Server 2012', 'Windows Server 2012 (Server Core installation)', 'Windows Server 2012 R2', 'Windows Server 2012 R2 (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 3.5 AND 4.7.2', 'versions': [{'status': 'affected', 'version': '4.7.0', 'lessThan': '4.7.04137.03', 'versionType': 'custom'}], 'platforms': ['Windows 10 Version 1607 for 32-bit Systems', 'Windows 10 Version 1607 for x64-based Systems', 'Windows 10 Version 1809 for 32-bit Systems', 'Windows 10 Version 1809 for x64-based Systems', 'Windows Server 2016', 'Windows Server 2016 (Server Core installation)', 'Windows Server 2019', 'Windows Server 2019 (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 3.5 AND 4.8', 'versions': [{'status': 'affected', 'version': '4.8.0', 'lessThan': '4.8.04798.02', 'versionType': 'custom'}], 'platforms': ['Windows 10 Version 1809 for 32-bit Systems', 'Windows 10 Version 1809 for x64-based Systems', 'Windows 10 Version 21H2 for 32-bit Systems', 'Windows 10 Version 21H2 for ARM64-based Systems', 'Windows 10 Version 21H2 for x64-based Systems', 'Windows 10 Version 22H2 for 32-bit Systems', 'Windows 10 Version 22H2 for ARM64-based Systems', 'Windows 10 Version 22H2 for x64-based Systems', 'Windows Server 2019', 'Windows Server 2019 (Server Core installation)', 'Windows Server 2022', 'Windows Server 2022 (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 3.5 AND 4.8.1', 'versions': [{'status': 'affected', 'version': '4.8.1', 'lessThan': '4.8.1.09320.02', 'versionType': 'custom'}], 'platforms': ['Windows 10 Version 21H2 for 32-bit Systems', 'Windows 10 Version 21H2 for ARM64-based Systems', 'Windows 10 Version 21H2 for x64-based Systems', 'Windows 10 Version 22H2 for 32-bit Systems', 'Windows 10 Version 22H2 for ARM64-based Systems', 'Windows 10 Version 22H2 for x64-based Systems', 'Windows 11 Version 22H2 for ARM64-based Systems', 'Windows 11 Version 22H2 for x64-based Systems', 'Windows 11 Version 23H2 for ARM64-based Systems', 'Windows 11 Version 23H2 for x64-based Systems', 'Windows 11 Version 24H2 for ARM64-based Systems', 'Windows 11 Version 24H2 for x64-based Systems', 'Windows 11 Version 25H2 for ARM64-based Systems', 'Windows 11 Version 25H2 for x64-based Systems', 'Windows Server 2022', 'Windows Server 2022 (Server Core installation)', 'Windows Server 2022, 23H2 Edition (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 3.5.1', 'versions': [{'status': 'affected', 'version': '3.5.0', 'lessThan': '2.0.50727.8981', 'versionType': 'custom'}], 'platforms': ['Windows Server 2008 R2 for x64-based Systems Service Pack 1', 'Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 4.6.2', 'versions': [{'status': 'affected', 'version': '4.7.0', 'lessThan': '4.7.04137.03', 'versionType': 'custom'}], 'platforms': ['Windows Server 2008 for 32-bit Systems Service Pack 2', 'Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)', 'Windows Server 2008 for x64-based Systems Service Pack 2', 'Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2', 'versions': [{'status': 'affected', 'version': '4.7.0', 'lessThan': '4.7.04137.03', 'versionType': 'custom'}], 'platforms': ['Windows Server 2008 R2 for x64-based Systems Service Pack 1', 'Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)', 'Windows Server 2012', 'Windows Server 2012 (Server Core installation)', 'Windows Server 2012 R2', 'Windows Server 2012 R2 (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 4.8', 'versions': [{'status': 'affected', 'version': '4.8.0', 'lessThan': '4.8.04798.02', 'versionType': 'custom'}], 'platforms': ['Windows 10 Version 1607 for 32-bit Systems', 'Windows 10 Version 1607 for x64-based Systems', 'Windows Server 2008 R2 for x64-based Systems Service Pack 1', 'Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)', 'Windows Server 2012', 'Windows Server 2012 (Server Core installation)', 'Windows Server 2012 R2', 'Windows Server 2012 R2 (Server Core installation)', 'Windows Server 2016', 'Windows Server 2016 (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft Visual Studio 2022 version 17.10', 'versions': [{'status': 'affected', 'version': '17.10.0', 'lessThan': '17.10.20', 'versionType': 'custom'}]}, {'vendor': 'Microsoft', 'product': 'Microsoft Visual Studio 2022 version 17.12', 'versions': [{'status': 'affected', 'version': '17.12.0', 'lessThan': '17.12.13', 'versionType': 'custom'}]}, {'vendor': 'Microsoft', 'product': 'Microsoft Visual Studio 2022 version 17.14', 'versions': [{'status': 'affected', 'version': '17.14.0', 'lessThan': '17.14.17', 'versionType': 'custom'}]}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2025-55248', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2025-10-14T19:18:38.015089Z'} -
Initial Analysis by [email protected]
Oct. 23, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:* *cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:* *cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:* *cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:3.5.1:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:* *cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:* *cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:* *cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:3.0:sp2:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* versions from (including) 8.0.0 up to (excluding) 8.0.21 *cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* versions from (including) 9.0.0 up to (excluding) 9.0.10 OR cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:* versions from (including) 17.10.0 up to (excluding) 17.10.20 *cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:* versions from (including) 17.12.0 up to (excluding) 17.12.13 *cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:* versions from (including) 17.14.0 up to (excluding) 17.14.17 Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:* Added Reference Type Microsoft Corporation: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55248 Types: Vendor Advisory -
New CVE Received by [email protected]
Oct. 14, 2025
Action Type Old Value New Value Added Description Inadequate encryption strength in .NET, .NET Framework, Visual Studio allows an authorized attacker to disclose information over a network. Added CVSS V3.1 AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N Added CWE CWE-326 Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55248
EPSS is a daily estimate of the probability of exploitation activity
being observed over the next 30 days. Following chart shows the EPSS
score history of the vulnerability.