Vulnerabilities of Microsoft Microsoft Teams

Is your version affected?

CVE	Summary	Score	Published
CVE-2026-65667	Missing authorization in Microsoft Teams allows an unauthorized attacker to elevate privileges over a network	10.0 Critical	Aug 6, 2026
CVE-2026-62918	Improper verification of cryptographic signature in Microsoft Teams allows an unauthorized attacker to perform…	7.5 High	Aug 6, 2026
CVE-2026-62896	Improper authentication in Microsoft Teams allows an authorized attacker to elevate privileges over a network	9.6 Critical	Aug 6, 2026
CVE-2026-33823	Improper authorization in Microsoft Teams allows an authorized attacker to disclose information over a network	9.6 Critical	May 7, 2026
CVE-2026-21535	Improper access control in Microsoft Teams allows an unauthorized attacker to disclose information over a network	8.2 High	Feb 19, 2026
CVE-2023-24881	Microsoft Teams Information Disclosure Vulnerability	6.5 Medium	Jul 11, 2023
CVE-2020-17091	Microsoft Teams Remote Code Execution Vulnerability	7.8 High	Nov 11, 2020