CVE intelligence

CVE-2026-70162

Vulnerability intelligence

Published Oct 13, 2026Sources checked Oct 21, 2026

5.9MEDIUMCVSS out of 10

What this means

Review the available evidence

CVE-2026-70162 and is rated Medium severity with a CVSS score of 5.9. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.

What to do next

Remediation and response

Microsoft Security Response Center guidance

Vendor revision: Oct 16, 2026

Vendor remediation details

Release Notes

Vendor-listed releases

10.0.13
11.0.0-rc.2
8.0.2
9.0.21
18.10.4
17.14.42

CISA KEVNot listedBased on the latest collected catalog

EPSS0.8%Estimated 30-day exploitation probability

Ransomware useNot markedCISA KEV ransomware field

Threat actors0Source-linked actor relationships

Overview

What is CVE-2026-70162?

A denial of service vulnerability exists when Microsoft Common Object Runtime Library improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against a .NET web application.

A remote unauthenticated attacker could exploit this vulnerability by issuing specially crafted requests to the .NET application. The update addresses the vulnerability by correcting how the .NET web application handles web requests.

Source: NVD