CVE-2026-65812: CWE-201: Insertion of Sensitive Information Into Sent Data in Microsoft Microsoft Teams for Android
Description
CVE-2026-65812 is a vulnerability in Microsoft Teams for Android where sensitive information can be inserted into sent data, allowing an authorized attacker to disclose this information over a network. The vulnerability affects versions from 1.0.0 up to but not including 1.0.0.2026133602, including version 1.0.0 exactly. A fix has been officially released by Microsoft.
CVSS v3.1
Score 6.8medium
Affected software
Microsoft
Microsoft Teams for Android
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, classified as CWE-201 (Insertion of Sensitive Information Into Sent Data), affects Microsoft Teams for Android. It allows an authorized attacker to cause sensitive information to be included in data sent over the network, potentially leading to information disclosure. The CVSS 3.1 base score is 6.8, indicating a medium severity with high confidentiality impact but no integrity or availability impact. The vulnerability requires low attack complexity, privileges, and user interaction, and affects the confidentiality of data in transit. Microsoft has issued an official fix for this vulnerability.
Potential Impact
An authorized attacker with low privileges and requiring user interaction can cause sensitive information to be disclosed over the network. The confidentiality impact is high, but integrity and availability are not affected. There are no known exploits in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the update to Microsoft Teams for Android versions to remediate this vulnerability. Refer to the Microsoft security update guide at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65812 for detailed patch information and deployment instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-22T21:36:47.630Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65812","vendor":"Microsoft"}]
Threat ID: 6aa044c7acd9273b49fa7b03
Added to database: 09/08/2026, 17:24:23 UTC
Last enriched: 10/16/2026, 20:40:05 UTC
Last updated: 10/23/2026, 15:10:14 UTC
Views: 44
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