cve 2025 62459

CVE-2025-62459 is a Microsoft Defender portal UI spoofing vulnerability that allows attackers to present deceptive interface elements to users. The advisory from Microsoft describes it as a presentation-layer weakness, but public technical details and proof-of-concept code remain limited. Administrators should rely on the official MSRC entry as the authoritative source and assume realistic operational risk. Recommended actions include applying rapid detection measures and compensating controls while awaiting vendor remediation or further disclosure. The tag covers discussion of the vulnerability's background, risk assessment, and mitigation strategies for enterprise security teams managing Microsoft Defender environments.