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Fencer Vulns
low 3.1

CVE-2025-49731 json

Microsoft Teams Elevation of Privilege Vulnerability

published 2025-07-08 16 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-20621

cvss
3.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 41%
public exploits
0
none known

Summary

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

Patch / fix

  • Microsoft Microsoft Teams for Android 1.0.0.2025112902
  • Microsoft Microsoft Teams for Desktop 25060212643
  • Microsoft Microsoft Teams for iOS 7.10.1 (100772025102901)

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
16 mo ago

Exploit prediction

0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 3.1 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
CNA 3.1 3.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected products

  • Microsoft Microsoft Teams for Android
  • Microsoft Microsoft Teams for Desktop
  • Microsoft Microsoft Teams for iOS

Classification

Weakness
  • CWE-280 Improper Handling of Insufficient Permissions or Privileges

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.