CVE-2025-53783

Microsoft Teams Remote Code Execution Vulnerability

Description

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

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.06%
Vendor Advisory microsoft.com
Affected: Microsoft Teams for D365 Remote Assist HoloLens
Affected: Microsoft Teams Panel
Affected: Microsoft Teams Phone
Affected: Microsoft Teams for D365 Guides HoloLens
Affected: Microsoft Microsoft Teams for Android
Affected: Microsoft Microsoft Teams for iOS
Affected: Microsoft Microsoft Teams for Desktop
Affected: Microsoft Microsoft Teams for Mac
Published at:
Updated at:

References

Link Tags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53783 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-53783?
CVE-2025-53783 has been scored as a high severity vulnerability.
How to fix CVE-2025-53783?
To fix CVE-2025-53783, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-53783 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-53783 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-53783?
CVE-2025-53783 affects Microsoft Teams for D365 Remote Assist HoloLens, Microsoft Teams Panel, Microsoft Teams Phone, Microsoft Teams for D365 Guides HoloLens, Microsoft Microsoft Teams for Android, Microsoft Microsoft Teams for iOS, Microsoft Microsoft Teams for Desktop, Microsoft Microsoft Teams for Mac.
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