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UK Cyber Defence
VulnerabilityAwaiting Analysis

CVE-2026-70162

A denial of service vulnerability exists when Microsoft Common Object Runtime Library improperly handles web requests.

MEDIUM 5.9EPSS 0.90%

Does this matter?

Lower severity and a low EPSS score (0.90%). Track it; it rarely justifies an emergency change on its own.

Description

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.

CVSS 3.1
5.9 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.90% probability · 59th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-405
Source
secure@microsoft.com
EPSS trend
0%3%5%14 October 2026: 0.77%26 October 2026: 0.90%14 October 202626 October 2026

EPSS moved from 0.8% on 14 October 2026 to 0.9% on 26 October 2026.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.