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PatchSiren cyber security CVE debrief

CVE-2026-61360 Microsoft CVE debrief

An untrusted pointer dereference vulnerability in Windows GDI allows an authorized attacker to disclose information locally. This CVE record was published on 2026-08-11T17:18:10.880Z and has not been modified since then. The NVD entry is currently Analyzed. Affected products include various versions of Windows 10, Windows 11, and Windows Server. Windows system administrators should review system configurations and apply necessary patches or mitigations.

Vendor
Microsoft
Product
Windows 10 Version 1607
CVSS
MEDIUM 5.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-11
Original CVE updated
2026-08-16
Advisory published
2026-08-11
Advisory updated
2026-08-16

Who should care

Windows system administrators, security teams, and organizations using affected Windows versions should be aware of this vulnerability and take necessary defensive actions. This includes reviewing system configurations, applying patches or mitigations, and monitoring system logs for suspicious activity. Affected operators and platforms require immediate attention to prevent potential information disclosure.

Technical summary

CVE-2026-61360 is an untrusted pointer dereference vulnerability in Windows GDI, allowing an authorized attacker to disclose information locally. The vulnerability has a CVSS score of 5.5 and is considered medium severity. It exists in various versions of Windows 10, Windows 11, and Windows Server. Defensive measures include applying patches from Microsoft as available, inventorying and assessing Windows systems for potential exposure, monitoring system logs for suspicious GDI activity, and implementing compensating controls such as least privilege and network segmentation.

Defensive priority

Medium-priority defensive tasks are recommended given the CVSS score of 5.5 and the potential for local information disclosure.

Recommended defensive actions

  • Apply patches from Microsoft as available
  • Inventory and assess Windows systems for potential exposure
  • Monitor system logs for suspicious GDI activity
  • Implement compensating controls such as least privilege and network segmentation
  • Review and update incident response plans

Evidence notes

The CVE-2026-61360 record indicates an untrusted pointer dereference in Windows GDI, allowing an authorized attacker to disclose information locally. The CVSS score is 5.5, with AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. Affected products include various versions of Windows 10, Windows 11, and Windows Server.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-61360 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-61360

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

  • CVE-2026-61360 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-61360

    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.