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Vulnerability DatabaseCVE-2025-55691
CVE-2025-55691:
vulnerability analysis and mitigation
Overview
A use-after-free vulnerability exists in Windows PrintWorkflowUserSvc that was disclosed on October 14, 2025. The vulnerability, tracked as CVE-2025-55691, affects Windows operating systems and allows an authorized attacker to elevate privileges locally (NVD, Microsoft).
Technical details
The vulnerability is classified as a Use After Free (CWE-416) issue in the Windows PrintWorkflowUserSvc component. Microsoft has assigned a CVSS v3.1 base score of 7.0 (HIGH) with the vector string CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H, indicating local access required, high attack complexity, low privileges required, no user interaction needed, and high impacts on confidentiality, integrity, and availability (NVD).
Impact
If successfully exploited, this vulnerability allows an authorized attacker to elevate their privileges on the local system, potentially gaining higher levels of access to system resources and sensitive data (NVD).
Mitigation and workarounds
Microsoft has released security updates as part of the October 2025 Patch Tuesday to address this vulnerability. Users are advised to apply the latest security updates through Windows Update (Fortra).
Additional resources
Source: This report was generated using AI
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