CVE-2025-21234

Summary

CVE-2025-21234 is an elevation of privilege vulnerability affecting the Windows PrintWorkflowUserSvc service. An attacker who successfully exploits this vulnerability can gain system-level access, potentially leading to serious security implications. The vulnerability arises due to insufficient access control checks in the service, allowing a specially crafted input to bypass security restrictions and escalate privileges. Microsoft has released a security update to address this issue. It is highly recommended that affected systems be promptly patched to mitigate any potential risks.

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