CVE-2026-70186
HIGHCVSS 7.5/10
Last modified
CVE-2026-70186 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Deadlock in ASP.NET Core allows an unauthorized attacker to deny service over a network..
Description
Deadlock in ASP.NET Core allows an unauthorized attacker to deny service over a network.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | ASP.NET Core 10.0 | >= 10.0, < 10.0.13 |
| Microsoft | ASP.NET Core 8.0 | >= 8.0, < 8.0.32 |
| Microsoft | ASP.NET Core 9.0 | >= 9.0, < 9.0.21 |
| Microsoft | Microsoft Visual Studio 2022 version 17.14 | >= 17.14.0, < 17.14.42 |
| Microsoft | Microsoft Visual Studio 2026 version 18.10 | >= 18.10.0, < 18.10.4 |
References
Timeline
- Published
- Last Modified
- Status
- Awaiting Analysis
Frequently Asked Questions
What is CVE-2026-70186?
Deadlock in ASP.NET Core allows an unauthorized attacker to deny service over a network.
How severe is CVE-2026-70186?
CVE-2026-70186 has a CVSS score of 7.5/10 (HIGH severity).
How do I fix CVE-2026-70186?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-70179Authentication bypass by spoofing in ASP.NET Core allows an …7.5
- CVE-2026-7018A vulnerability was determined in Datavane Datavines up to 1…5.6
- CVE-2026-70181Allocation of resources without limits or throttling in ASP.…7.5
- CVE-2026-70183Concurrent execution using shared resource with improper syn…7.5
- CVE-2026-70184Improper resolution of path equivalence in Windows Backup En…7.8
- CVE-2026-70185Protection mechanism failure in Windows PowerShell allows an…8.8
- CVE-2026-70187Use after free in Remote Desktop Gateway Service allows an u…8.1
- CVE-2026-70188Inconsistent interpretation of http requests ('http request/…9.1
- CVE-2026-70189Heap-based buffer overflow in SQL Server allows an authorize…6.7
- CVE-2026-7019A vulnerability was identified in Tenda F456 1.0.0.5. The im…8.8
- CVE-2026-70190Improper link resolution before file access ('link following…7.3
- CVE-2026-70194Improper certificate validation in .NET Framework allows an …6.5
Are you affected by CVE-2026-70186?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST