CVE-2025-49737 Microsoft Teams Elevation of Privilege Vulnerability
An authorized local attacker can exploit a race condition in Microsoft Teams to elevate privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-49737?
CVE-2025-49737 is a high-severity vulnerability in Microsoft Teams for Mac, New Edition, published on 8 Jul 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Teams allows an authorized attacker to elevate privileges locally.
Weakness: CWE-362
Which versions are affected by CVE-2025-49737?
It affects 1 product.
Products include Microsoft Teams.
How do I fix CVE-2025-49737?
No fix has been published for CVE-2025-49737 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-49737 being exploited?
There is no known exploitation of CVE-2025-49737 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Teams for Mac, New Edition
- CVE-2026-65667 Microsoft Teams Elevation of Privilege Vulnerability
- CVE-2026-62896 Microsoft Teams Elevation of Privilege Vulnerability
- CVE-2026-33823 Microsoft Team Events Portal Information Disclosure Vulnerability
- CVE-2026-65767 Microsoft Teams for Android Spoofing Vulnerability
- CVE-2026-65768 Microsoft Teams Remote Code Execution Vulnerability
Sources
Also known as GHSA-cfpx-rr6v-gv66.