CVE-2026-50657 — MEDIUM (4.7)

Q: What is CVE-2026-50657?

CVE-2026-50657 is a vulnerability with a CVSS score of 4.7 (MEDIUM). Exposure of private personal information to an unauthorized actor in Microsoft Defender allows an authorized attacker to disclose information locally.

Q: How severe is CVE-2026-50657?

CVE-2026-50657 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-50657?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Defender For Endpoint.

Vulnerability Description

Exposure of private personal information to an unauthorized actor in Microsoft Defender allows an authorized attacker to disclose information locally.

CVSS Score

4.7

MEDIUM

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Microsoft	Defender For Endpoint	>= 101.0.0, < 101.26042.0020

Related Weaknesses (CWE)

CWE-359

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50657Vendor Advisory

FAQ

What is CVE-2026-50657?

CVE-2026-50657 is a vulnerability with a CVSS score of 4.7 (MEDIUM). Exposure of private personal information to an unauthorized actor in Microsoft Defender allows an authorized attacker to disclose information locally.

How severe is CVE-2026-50657?

CVE-2026-50657 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-50657?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Defender For Endpoint.