CVSS 10.0CVSS 10.0 · CRITICAL
CVE-2026-65667Privilege Escalation in Microsoft Teams
Missing authorization in Microsoft Teams allows an unauthorized attacker to elevate privileges over a network.
View on NVDAnalysis
Una falla de autorización en Microsoft Teams permite a un atacante remoto elevar sus privilegios a través de la red sin intervención del usuario. Este problema compromete la seguridad de las comunicaciones internas y el acceso a recursos compartidos de la organización.
Relevant roles
CyberSecurityCloudWindowsMacos
Severity
Score: 10.0(CRITICAL)
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:NAV: NETWORK
AC: LOW
PR: NONE
UI: NONE
S: CHANGED
C: HIGH
I: HIGH
A: NONE
Weakness (CWE):
CWE-862EPSS
No EPSS score yet (CVE may be too fresh).
Technical description
Missing authorization in Microsoft Teams allows an unauthorized attacker to elevate privileges over a network.
Published: 8/7/2026, 12:16:38 AM
Last modified: 8/7/2026, 2:16:36 AM