CVE Tools
Sign in

CVE-2025-21171

.NET Remote Code Execution Vulnerability

Published: Jan 14, 2025Updated: Jul 10, 2025 Sources: CVE List NVD GHSA BDUCWE-122
NVD MITRE
7.5CVSSHIGH
EPSS Score
1.6%
Top 26.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Microsoft Security Advisory CVE-2025-21171 | .NET Remote Code Execution Vulnerability

CVSS Vector Breakdown

AV:NAC:HPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-122NVD-CWE-noinfo

Affected Products

Microsoft.NetCore.App.Runtime.linux-armNuGetOSS Libraries
Microsoft.NetCore.App.Runtime.linux-arm64NuGetOSS Libraries
Microsoft.NetCore.App.Runtime.linux-musl-armNuGetOSS Libraries
Microsoft.NetCore.App.Runtime.linux-musl-arm64NuGetOSS Libraries
Microsoft.NetCore.App.Runtime.linux-musl-x64NuGetOSS Libraries
nugetpackage-ecosystemOSS Libraries
and 18 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://github.com/dotnet/runtime/security/advisories/GHSA-p54p-p3qm-8vgj
github.com
https://nvd.nist.gov/vuln/detail/CVE-2025-21171
nvd.nist.gov
https://github.com/dotnet/runtime
github.com
and 1 more references View all →

Timeline

Published
Jan 14, 2025
Last Updated
Jul 10, 2025

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2025-21171 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows