PT-2026-47889 · Microsoft · Hotpatch Monitoring Service+1

CVE-2026-42910

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Published

2026-06-09

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Updated

2026-06-11

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Windows Hotpatch Monitoring Service (affected versions not specified)
Description An out-of-bounds write in the Hotpatch Monitoring Service allows an authorized attacker to elevate privileges locally. An out-of-bounds write occurs when a program writes data past the end of the intended buffer, which can lead to memory corruption.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Memory Corruption

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Weakness Enumeration

Related Identifiers

BDU:2026-08325
CVE-2026-42910

Affected Products

Hotpatch Monitoring Service
Windows