CVE-2026-62896

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

Score

CVSS 3.1 9.6 Critical

Status

Analyzed - secure@microsoft.com

Published

2026-08-06

Last modified

2026-10-28

Weaknesses

CWE-287

Affected products

• Teams (Microsoft)

References

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