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CVE-2026-20939: Windows File Explorer Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

Microsoft Security Response Center
#vulnerability#windows#auth#Windows File Explorer#Security Vulnerability
CVE-2026-20937: Windows File Explorer Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

CVE-2026-20932: Windows File Explorer Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

CVE-2026-20823: Windows File Explorer Information Disclosure Vulnerability

**According to the CVSS metrics, successful exploitation of this vulnerability could lead to some loss of confidentiality (C:L),but lead to no loss of availability (A:N) and integrity (I:N)? What does that mean for this vulnerability?** An attacker who successfully exploited the vulnerability could view some sensitive information (Confidentiality) but not all resources within the impacted component may be divulged to the attacker. The attacker cannot make changes to disclosed information (Integrity) or limit access to the resource (Availability).

CVE-2025-59214: Microsoft Windows File Explorer Spoofing Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.

CVE-2025-58739: Microsoft Windows File Explorer Spoofing Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.

CVE-2025-50154: Microsoft Windows File Explorer Spoofing Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.

CVE-2025-24071: Microsoft Windows File Explorer Spoofing Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.

CVE-2024-49082: Windows File Explorer Information Disclosure Vulnerability

**According to the CVSS metric, user interaction is required (UI:R) and privileges required are none (PR:N). What does that mean for this vulnerability?** An unauthorized attacker must wait for a user to initiate a connection.

CVE-2022-26808: Windows File Explorer Elevation of Privilege Vulnerability

**Why is Attack Complexity marked as High for this vulnerability?** Successful exploitation of this vulnerability requires an attacker to win a race condition.