CVE-2026-70196

MEDIUMCVSS 5.9/10

Last modified

CVE-2026-70196 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. Inefficient algorithmic complexity in ASP.NET Core allows an unauthorized attacker to deny service over a network..

Description

Inefficient algorithmic complexity 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.

VendorProductVersions
MicrosoftASP.NET Core 10.0>= 10.0, < 10.0.13
MicrosoftASP.NET Core 8.0>= 8.0, < 8.0.32
MicrosoftASP.NET Core 9.0>= 9.0, < 9.0.21
MicrosoftMicrosoft Visual Studio 2022 version 17.14>= 17.14.0, < 17.14.42
MicrosoftMicrosoft 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-2026-70196?
Inefficient algorithmic complexity in ASP.NET Core allows an unauthorized attacker to deny service over a network.
How severe is CVE-2026-70196?
CVE-2026-70196 has a CVSS score of 5.9/10 (MEDIUM severity).
How do I fix CVE-2026-70196?
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.

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Source: NVD / NIST