CVE-2025-53783: Microsoft Teams Remote Code Execution Vulnerability
Published Aug 12, 2025
·Updated
Heap-based buffer overflow in Microsoft Teams allows an unauthorized attacker to execute code over a network.
Other sources
Microsoft Teams Remote Code Execution Vulnerability
— Microsoft
Affected Software
17 affected componentsFixes available
Microsoft Teams for iOS
Microsoft Teams Phones
Microsoft Teams for D365 Remote Assist HoloLens
Microsoft Teams for Desktop
Microsoft Teams Panels
Microsoft Teams for D365 Guides Hololens
Microsoft Teams for Android
Microsoft Teams for Mac
Microsoft Dynamics 365 Guides Hololens<907.2505.29001.0
Microsoft Dynamics 365 Remote Assist Hololens<316.2505.28001
Microsoft Teams Android<1.0.0.2025102802
Microsoft Teams Iphone Os<7.10.1
Microsoft Teams Macos<25122.1207.3700.1444
Microsoft Teams<25122.1415.3698.6812
Microsoft Teams Panels<1.0.97.2025102203
Microsoft Teams Phones<1.0.94.2025168802
Microsoft Teams for Mac, New Edition
Event History
Aug 12, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·07:00 AM
Affected Software
Updated
via Microsoft·07:00 AM
Description
CVE Published
via MITRE·05:10 PM
Data Sourced
via MITRE·05:10 PM
DescriptionSeverity
Data Sourced
via NVD·06:15 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-53783?
CVE-2025-53783 is classified as a critical remote code execution vulnerability in Microsoft Teams.
2
How do I fix CVE-2025-53783?
To fix CVE-2025-53783, users should update Microsoft Teams to the latest version as recommended by Microsoft.
3
Who is affected by CVE-2025-53783?
CVE-2025-53783 affects various Microsoft Teams applications, including iOS, Android, Mac, and Desktop versions.
4
What can an attacker do with CVE-2025-53783?
An attacker exploiting CVE-2025-53783 can execute arbitrary code on a victim's system over the network.
5
Is there a patch for CVE-2025-53783?
Yes, Microsoft has released a patch for CVE-2025-53783 that users should apply promptly.