What’s Vulnerable › Vulnerabilities

CVE-2026-55014: Windows Remote Help Defense Elevation of Privilege Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-14 · updated 2026-10-28
• Weakness: CWE-284

Description

Improper access control in Windows Remote Help Defense allows an authorized attacker to elevate privileges locally.

Affected products

• Microsoft Windows Remote Help: before 5.2.1037.0 — fixed in 5.2.1037.0
• Microsoft Windows Remote Help: from 5.0.0.0 before 5.2.1037.0 — fixed in 5.2.1037.0

How to fix

Upgrade to a fixed version: Microsoft Windows Remote Help 5.2.1037.0; Microsoft Windows Remote Help 5.2.1037.0. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55014

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