Microsoft Teams
CVE-2025-49731 — Microsoft Teams Elevation of Privilege Vulnerability
Executive Summary
Improper handling of insufficient permissions or privileges in Microsoft Teams allows an authorized attacker to elevate privileges over a network.
Overview
3.1
CVSS LOW
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
Low
INTEGRITY
None
AVAILABILITY
None
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 2.7
EPSS Score
0.00371
probability of exploitation in the next 30 days
0.2868 percentile - updated 2026-06-21
View on FIRST.org
Affected Products
3 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Microsoft Teams for Android | Release Notes (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft Teams for Desktop | Release Notes (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft Teams for iOS | Release Notes (Security Update) |
Important | Elevation of Privilege | Maybe |
Patches
1 patch
| Article | Type | Restart |
|---|---|---|
Release Notes |
Security Update | Maybe |
Known Exploits
No known exploits have been linked for this CVE yet. When available, exploit references will be sourced from public repositories and may be unverified, incomplete, or non-functional. Always review code carefully before use in any environment.
Acknowledgments
References
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