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.NET Core

CVE-2023-28260 — .NET DLL Hijacking Remote Code Execution Vulnerability

Important CVSS 7.8 EPSS 0.01531 2023-04 archive

Executive Summary

None

Overview

7.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Exploitation Unlikely
MS Exploit Likelihood
Category Remote Code Execution
Released Apr 11 2023
Last Updated Apr 11 2023
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.01531 — 0.71472 percentile
NVD CVSS 7.8 HIGH — matches MSRC

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Proof-of-Concept
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.0

EPSS Score

0.01531
probability of exploitation in the next 30 days
0.71472 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

8 affected products
Product KB Article Severity Impact Restart Required
.NET 6.0 5025915 (Security Update) Important Remote Code Execution Maybe
.NET 7.0 5025916 (Security Update) Important Remote Code Execution Maybe
Microsoft Visual Studio 2022 version 17.0 Release Notes (Security Update) Important Remote Code Execution Maybe
Microsoft Visual Studio 2022 version 17.2 Release Notes (Security Update) Important Remote Code Execution Maybe
Microsoft Visual Studio 2022 version 17.4 Release Notes (Security Update) Important Remote Code Execution Maybe
Microsoft Visual Studio 2022 version 17.5 Release Notes (Security Update) Important Remote Code Execution Maybe
PowerShell 7.2 Release Notes (Security Update) Important Remote Code Execution Maybe
PowerShell 7.3 Release Notes (Security Update) Important Remote Code Execution Maybe

Patches

3 patches
Article Type Restart
5025915 Security Update Maybe
5025916 Security Update Maybe
Release Notes Security Update Maybe

Known Exploits

Acknowledgments

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