Vulnerability · NVD

CVE-2026-65667

CVE-2026-65667, critical severity (CVSS 10.0): 1 tracked app concerned, all fixed or indeterminable on their current version.

Published on 2026-08-07

Missing authorization in Microsoft Teams allows an unauthorized attacker to elevate privileges over a network.

Attack vector : Network No privileges required No user interaction

Show raw CVSS vector

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

EPSS 0.62% exploit very unlikely percentile 47.3%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

Microsoft Teams Windows winget:Microsoft.Teams

Affected - Fixed in - Latest tracked Free undetermined

Vulnerable CPE configurations (1)

Vendor	Product	Platform	Versions	CPE 2.3 URI
microsoft	teams All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:microsoft:teams:-:::::::*