Microsoft Teams for Android Information Disclosure

Publication date: 2026-09-08

Last updated on: 2026-09-29

Assigner: Microsoft Corporation

Description

Origin validation error in Microsoft Teams for Android allows an authorized attacker to disclose information over a network.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-09-08

Last Modified

2026-09-29

Generated

2026-09-29

AI Q&A

2026-09-10

EPSS Evaluated

2026-09-27

NVD

CVE-2026-69559

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	teams	to 1.0.0.2026142702 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-346	The product does not properly verify that the source of data or communication is valid.

Attack-Flow Graph

Executive Summary

This vulnerability is an origin validation error in Microsoft Teams for Android. It allows an authorized attacker to disclose information over a network by exploiting improper validation of data origins.

Impact Analysis

An attacker could access sensitive information shared in Microsoft Teams for Android. The impact is limited as it requires authorization and has a moderate network attack complexity.

Mitigation Strategies

Update Microsoft Teams for Android to the latest version to ensure the vulnerability is patched.

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