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OpenAdvisories
High MSRC-CVE-2025-53783 1 CVE

Microsoft Teams Remote Code Execution Vulnerability

Published Aug 12, 2025 · Updated Oct 30, 2025 · Revision 2

Summary

Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

According to the CVSS metrics, successful exploitation of this vulnerability could lead to major loss of confidentiality (C:H), integrity (I:H), and availability (A:H). What does that mean for this vulnerability?
An attacker who successfully exploited this vulnerability could gain high privileges, which include read, write, and delete functionality.

According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?
Successful exploitation of this vulnerability requires an attacker to gather information specific to the environment of the targeted component.

Security updates
316.2505.28001 — https://learn.microsoft.com/en-us/dynamics365/mixed-reality/remote-assist/whats-new#june-10-2025
1449/1.0.97.2025102203 — https://learn.microsoft.com/en-us/microsoftteams/devices/devices-release-notes?tabs=panels#tabpanel_1_panels
1449/1.0.94.2025168802 — https://learn.microsoft.com/en-us/microsoftteams/devices/devices-release-notes?tabs=phones#tabpanel_1_panels
907.2505.29001.0 — https://learn.microsoft.com/en-us/dynamics365/mixed-reality/guides/new#june-10-2025
1416/1.0.0.2025102802 — https://play.google.com/store/apps/details?id=com.microsoft.teams
7.10.1 (100772025102901) — https://apps.apple.com/us/app/microsoft-teams/id1113153706
25122.1415.3698.6812 — https://docs.microsoft.com/en-us/microsoftteams/teams-client-update
25122.1207.3700.1444 — https://learn.microsoft.com/en-us/officeupdates/teams-app-versioning

Vulnerabilities 1

Revision history

  1. #2

    Updated product information in the Software Update table. This is an informational change only.

  2. #1

    Information published.

References