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CVE-2026-50511 Microsoft CVE debrief

CVE-2026-50511 is a HIGH-severity vulnerability (CVSS Score: 7.8) affecting Microsoft PC Manager. The vulnerability is caused by improper link resolution before file access, also known as 'link following.' An authorized attacker can exploit this vulnerability to elevate privileges locally.

Vendor
Microsoft
Product
Microsoft PC Manager
CVSS
HIGH 7.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-09
Original CVE updated
2026-06-15
Advisory published
2026-06-09
Advisory updated
2026-06-15

Who should care

Users of Microsoft PC Manager should prioritize patching this vulnerability to prevent local privilege escalation.

Technical summary

The vulnerability exists due to improper link resolution before file access in Microsoft PC Manager. This allows an authorized attacker to elevate privileges locally. The Common Vulnerability Scoring System (CVSS) score for this vulnerability is 7.8, indicating a HIGH severity level.

Defensive priority

High

Recommended defensive actions

  • Apply patches or updates provided by Microsoft as soon as possible.
  • Ensure that Microsoft PC Manager is updated to the latest version.
  • Consider implementing additional security measures to prevent local privilege escalation.

Evidence notes

The CVE record was published on 2026-06-09T18:17:06.520Z and last modified on 2026-06-09T19:32:51.440Z. The vulnerability is tracked under CWE-59.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-50511 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-50511

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-50511 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-50511

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.