CVE-2026-55004: CWE-415: Double Free in Microsoft Windows 10 Version 1607
Double free in Microsoft Printer Drivers allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-55004) is a double free condition in Microsoft Printer Drivers on Windows 10 Version 1607 (build 10.0.14393.0). Exploitation requires local authorized access and can lead to privilege escalation, allowing the attacker to gain higher privileges on the affected system. The vulnerability has a CVSS 3.1 base score of 7.8, indicating high severity. Microsoft has released an official fix to remediate this issue.
Potential Impact
An authorized local attacker can exploit this double free vulnerability to elevate privileges on the affected Windows 10 Version 1607 system. This could allow the attacker to execute code with higher privileges, potentially compromising system integrity, confidentiality, and availability.
Mitigation Recommendations
An official fix from Microsoft is available and should be applied promptly to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55004 for patch details and deployment instructions.
CVE-2026-55004: CWE-415: Double Free in Microsoft Windows 10 Version 1607
Description
Double free in Microsoft Printer Drivers allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-55004) is a double free condition in Microsoft Printer Drivers on Windows 10 Version 1607 (build 10.0.14393.0). Exploitation requires local authorized access and can lead to privilege escalation, allowing the attacker to gain higher privileges on the affected system. The vulnerability has a CVSS 3.1 base score of 7.8, indicating high severity. Microsoft has released an official fix to remediate this issue.
Potential Impact
An authorized local attacker can exploit this double free vulnerability to elevate privileges on the affected Windows 10 Version 1607 system. This could allow the attacker to execute code with higher privileges, potentially compromising system integrity, confidentiality, and availability.
Mitigation Recommendations
An official fix from Microsoft is available and should be applied promptly to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55004 for patch details and deployment instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-16T14:10:05.869Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55004","vendor":"Microsoft"}]
Threat ID: 6a566f8068715ace43e6bf59
Added to database: 07/14/2026, 17:18:56 UTC
Last enriched: 07/14/2026, 17:49:29 UTC
Last updated: 07/14/2026, 20:03:47 UTC
Views: 2
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