Microsoft has identified a critical vulnerability (CVE-2025-53783) in its Teams platform that could enable remote attackers to execute arbitrary code through a heap buffer overflow. Although exploitation is less likely and requires user interaction, organizations are strongly advised to apply the available patch promptly to prevent potential data breaches or communication disruptions. #CVE-2025-53783 #MicrosoftTeams #HeapBufferOverflow
Keypoints
- A serious vulnerability (CVE-2025-53783) in Microsoft Teams could allow RCE attacks via heap buffer overflow.
- The flaw does not need administrative rights but requires user interaction to exploit.
- Microsoft recommends immediate patching as part of the August 2025 update to address this and other vulnerabilities.
- Exploitability is considered less likely, but the risk remains due to the network-based attack vector.
- Other vulnerabilities in the update affect components like Azure, Windows, and Exchange, with high severity ratings.
Read More: https://thecyberexpress.com/microsoft-teams-cve-2025-53783-rce-flaw/