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TI-2026-42205 Aliases CVE-2026-58636GHSA-cwx9-j747-4x45

Microsoft PC Manager Elevation of Privilege Vulnerability

Priority LOW 36CWE-59Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Privilege escalation
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from Microsoft.

Summary

Improper link resolution before file access ('link following') in Window PC Manager allows an authorized attacker to elevate privileges locally.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0037 31st percentileScored 2026-11-07
Fix Fixed Microsoft PC Manager (Microsoft): 3.21.6.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MicrosoftMicrosoft PC Manager1.0.0 to before 3.21.6.03.21.6.0Patch availableCNA
  • Microsoft PC Manager VendorMicrosoft Affected 1.0.0 to before 3.21.6.0 Fixed in 3.21.6.0 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:microsoft:pc_manager:*:*:*:*:*:*:*:*before 3.21.6.0VulnerableMicrosoft
  • cpe:2.3:a:microsoft:pc_manager:*:*:*:*:*:*:*:* Versions before 3.21.6.0 Vulnerable ·Microsoft

Remediation

  • Fix · CNA Microsoft PC Manager (Microsoft) Fixed in 3.21.6.0

Vendor assessments

Microsoft

Microsoft's page for this CVE →

Impact
Elevation of Privilege
Exploited
No
Publicly disclosed
No
Exploitability
Exploitation Less Likely
ProductStatusPlan or fix
Microsoft PC ManagerFixed 3.21.6.0 · Security Update

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-58636
  2. 2026-10-03 Alias added: GHSA-cwx9-j747-4x45

References

Patch 1

  • TI-2025-33689 Microsoft PC Manager Elevation of Privilege Vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2026-37177 Microsoft PC Manager Elevation of Privilege Vulnerability CVSS 3.1HIGH 8.8
  • TI-2025-21351 Microsoft PC Manager Elevation of Privilege Vulnerability CVSS 3.1HIGH 7.8
  • TI-2025-15290 Microsoft PC Manager Elevation of Privilege Vulnerability CVSS 3.1HIGH 7.8
  • TI-2024-32718 Microsoft PC Manager Elevation of Privilege Vulnerability CVSS 3.1HIGH 7.8
  • TI-2026-37248 Microsoft PC Manager Elevation of Privilege Vulnerability CVSS 3.1HIGH 7.8
See all 10 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences