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CVE-2026-62896

CriticalCVSS 9.6/10Last modified Oct 24, 2026

Description

Improper authentication in Microsoft Teams allows an authorized attacker to elevate privileges over a network.

Metrics

CVSS 3.1 9.6/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

Weakness enumeration

Affected software

Vendor	Product	Versions
Microsoft	Microsoft Teams	-

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62896Vendor Advisory

Timeline

Published: Aug 7, 2026
Last modified: Oct 24, 2026
NVD status: Analyzed

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CVE-2026-62896: Critical severity, CVSS 9.6 | Vulnix