Product · Microsoft

Microsoft Teams for iOS

9 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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High 7.1

CVE-2026-26133

M365 Copilot Information Disclosure Vulnerability

AI command injection in M365 Copilot allows an unauthorized attacker to disclose information over a network.

Microsoft Microsoft Edge for Android Microsoft Edge for iOS Microsoft Teams for Android Android iOS Browsers

Mar 13, 2026
High 7.5

CVE-2025-53783 Public exploit

Microsoft Teams Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Teams allows an unauthorized attacker to execute code over a network.

Microsoft Microsoft Teams for Android Microsoft Teams for iOS Microsoft Teams for Desktop Android iOS

Aug 12, 2025
High 8.8

CVE-2023-29330

Microsoft Teams Remote Code Execution Vulnerability

Microsoft Teams Remote Code Execution Vulnerability

Microsoft Microsoft Teams for Android Microsoft Teams for iOS Microsoft Teams for Desktop Android iOS

Aug 8, 2023
High 8.8

CVE-2023-29328

Microsoft Teams Remote Code Execution Vulnerability

Microsoft Teams Remote Code Execution Vulnerability

Microsoft Microsoft Teams for Android Microsoft Teams for iOS Microsoft Teams for Desktop Android iOS

Aug 8, 2023
High 7.5

CVE-2022-21965

Microsoft Teams Denial of Service Vulnerability

Microsoft Teams Denial of Service Vulnerability

Microsoft Microsoft Teams for Android Microsoft Teams for iOS Microsoft Teams Admin Center Android iOS

Feb 9, 2022