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Windows File Explorer Information Disclosure vulnerabilities

3 published alerts for Microsoft Windows File Explorer Information Disclosure.

Microsoft MSRC

CVE-2026-33842

Windows File Explorer Information Disclosure vulnerability

Windows File Explorer Information Disclosure vulnerability (CVE-2026-33842) was added to Microsoft’s security update guidance. Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally. PremierePC tracks MSRC advisories for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.

Microsoft MSRC

CVE-2026-40422

Windows File Explorer Information Disclosure vulnerability

Windows File Explorer Information Disclosure vulnerability (CVE-2026-40422) was added to Microsoft’s security update guidance. Use of uninitialized resource in Windows File Explorer allows an authorized attacker to disclose information locally. PremierePC tracks MSRC advisories for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.

Microsoft MSRC

CVE-2026-41087

Windows File Explorer Information Disclosure vulnerability

Windows File Explorer Information Disclosure vulnerability (CVE-2026-41087) was added to Microsoft’s security update guidance. Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally. PremierePC tracks MSRC advisories for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.