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CVE-2025-49731

Microsoft Teams Elevation of Privilege Vulnerability

No known exploitation. EPSS puts it in the 41st percentile. Fixed versions are out.

CVSS 3.13.1LowEPSS percentile41st0.5% chance in 30 daysCISA KEVNot listedNo confirmed exploitation
No public exploit knownFix4 products3 fixed builds listed below

Published Updated Sources: CVE.org, NVD, BDU

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • Microsoft Teams for AndroidAffected: ≥ 1.0.0, < 1.0.0.2025112902Upgrade to: 1.0.0.2025112902Stated by: CVE record
  • Microsoft Teams for DesktopAffected: ≥ 1.0.0, < 25060212643Upgrade to: 25060212643Stated by: CVE record
  • Microsoft Teams for iOSAffected: ≥ 2.0.0, < 7.10.1 (100772025102901)Upgrade to: 7.10.1 (100772025102901)Stated by: CVE record
  • Microsoft TeamsAffected: < 1.0.0.2025112902Upgrade to: 1.0.0.2025112902Stated by: NVD

Versions as the sources state them. Full version matrix after sign-in

What it is

From the CVE record

Improper handling of insufficient permissions or privileges in Microsoft Teams allows an authorized attacker to elevate privileges over a network.

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS41st
CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

0.5% chance of exploitation activity in the next 30 days, which ranks it in the 41st percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

4 events over 220 days, from the signal feeds we watch.

  1. Patch availablerecord updated
  2. Publishedweakness classified

Affected products

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Scored 3.1 by NVD.

How it is reached

  • Attack Vector NetworkExploitable remotely over the network without any special conditions
  • Attack Complexity HighRequires specific conditions like a race condition or non-default configuration
  • Privileges Required LowRequires basic user-level privileges
  • User Interaction NoneNo user interaction needed — fully automated exploitation

Scope

  • Scope UnchangedImpact is limited to the vulnerable component itself

Impact if exploited

  • Confidentiality LowSome restricted information is disclosed, but limited in scope
  • Integrity NoneNo integrity impact
  • Availability NoneNo availability impact

Weaknesses

Sources

References in the record

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