CVE-2026-21535

high

Microsoft

CVSS v3 Base Score

8.2

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

Published: February 19, 2026

Last Modified: March 13, 2026

Source: MITRE

Description

Improper access control in Microsoft Teams allows an unauthorized attacker to disclose information over a network.

CWE-284

Microsoft Microsoft Teams