CVE intelligence

CVE-2026-32177

Vulnerability intelligence

Published May 12, 2026Sources checked Nov 13, 2026

7.3HIGHCVSS out of 10

What this means

Review the available evidence

CVE-2026-32177 and is rated High severity with a CVSS score of 7.3. 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: Jun 19, 2026

Vendor remediation details

Release Notes Install KB5093446. Install KB5093447. Install KB5093448. Install KB5087065. Install KB5087067. Install KB5087069. Install KB5087066. Install KB5087068. Install KB5087064. Install KB5087061. Install KB5087062. Install KB5087063. Install KB5087059. Install KB5087053. Install KB5087051. Install KB5087055. Install KB5087058. Install KB5087054. Install KB5087048. Install KB5087049.

Vendor-listed releases

10.0.8
8.0.27
9.0.16
17.12.20
17.14.32
18.5.3
4.8.9334.0 and 4.8.4802.0

CISA KEVNot listedBased on the latest collected catalog

EPSS0.6%Estimated 30-day exploitation probability

Ransomware useNot markedCISA KEV ransomware field

Threat actors0Source-linked actor relationships

Overview

What is CVE-2026-32177?

Heap-based buffer overflow in .NET allows an unauthorized attacker to elevate privileges locally.

Source: NVD