01 Record

CVE-2026-55013

Windows Remote Help Defense Spoofing Vulnerability

HighPUBLISHEDCNA: microsoft

Base score7.1 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C

02 Description

Windows Remote Help Defense Spoofing Vulnerability

Published

2026-08-20 21:45Z1 DAY AGO

Last updated

2026-08-21 18:14Z7 HR AGO

Reserved

2026-06-16

Assigning CNA

microsoft

Record state

PUBLISHED

Severity

High (CVSS 7.1)

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C

Weaknesses

SSVC decision

ExploitationnoneAutomatablenoTechnical Impacttotal

Data version

5.2

Document digest

4e00ada3c9cb055ccf93450475280d692f8feaca114b4fc11976c0953ebfdcb8

VendorProductVersionsPlatforms

MicrosoftWindows Remote Help5.0.0.0 to < 5.2.1040.0—

msrc.microsoft.comWindows Remote Help Defense Spoofing Vulnerabilityhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55013vendor-advisorypatch