notitssixtyn3in/cve-2025-4162030Security advisory detailing a critical authentication vulnerability (CVE-2025-4162030) in Copilot, involving user ID switching that could lead to unauthorized account access and privilege escalation. Includes impact analysis, affected versions, and mitigation steps.
This security summary was provided by CoPilot [^1^].
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A critical authentication vulnerability (CVE-2025-4162030) was discovered in Copilot, where user IDs were inadvertently switched, potentially allowing unauthorized access to another user's account. This flaw could expose sensitive data and lead to account takeovers. Microsoft has attempted to patch the issue, but users should verify if they remain vulnerable.
Microsoft has released an attempted patch. However, users and administrators should verify whether their systems remain vulnerable.
Users can check if they are affected by visiting the following link:
