Microsoft Microsoft Teams

7 CVEs affecting Microsoft Microsoft Teams. Latest disclosed: 2026-08-07. Critical: 3, High: 3.

Top CVEs affecting Microsoft Microsoft Teams
CVESeverityScorePublishedSummary
CVE-2026-65667Critical10.02026-08-07Missing authorization in Microsoft Teams allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-62896Critical9.62026-08-07Improper authentication in Microsoft Teams allows an authorized attacker to elevate privileges over a network.
CVE-2026-33823Critical9.62026-05-07Improper authorization in Microsoft Teams allows an authorized attacker to disclose information over a network.
CVE-2026-21535High8.22026-02-19Improper access control in Microsoft Teams allows an unauthorized attacker to disclose information over a network.
CVE-2020-17091High7.82020-11-11Microsoft Teams Remote Code Execution Vulnerability
CVE-2026-62918High7.52026-08-07Improper verification of cryptographic signature in Microsoft Teams allows an unauthorized attacker to perform spoofing over a network.
CVE-2023-24881Medium6.52023-07-11Microsoft Teams Information Disclosure Vulnerability