CVE-2026-21535

CVSS Score & Metrics

Base Score

8.2 / 10

Vector String

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

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

Published Date

February 19, 2026

Last Modified

February 20, 2026

CWE ID

CWE-284

Source

NVD

Vendor

microsoft

Product

teams