CVE-2025-53783

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

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

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-122

Affected software

Vendor	Product	Versions
Microsoft	Microsoft Teams for Android	>= 1.0.0, < 1416/1.0.0.2025102802
Microsoft	Microsoft Teams for Desktop	>= 1.0.0, < 25122.1415.3698.6812
Microsoft	Microsoft Teams for iOS	>= 2.0.0, < 7.10.1 (100772025102901)
Microsoft	Microsoft Teams for Mac, New Edition	>= 1.0.0.0, < 25122.1207.3700.1444
Microsoft	Teams for D365 Guides HoloLens	>= 907.0000, < 907.2505.29001.0
Microsoft	Teams for D365 Remote Assist HoloLens	>= 316.0000, < 316.2505.28001
Microsoft	Teams Panel	>= 1.0.97, < 1449/1.0.97.2025102203
Microsoft	Teams Phone	>= 1.0.94, < 1449/1.0.94.2025168802

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53783Vendor Advisory

Timeline

Published: Aug 12, 2025
Last modified: Jun 17, 2026
NVD status: Analyzed

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