CVE-2026-42835: CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') in Microsoft Microsoft Teams for Android
Improper neutralization of special elements in output used by a downstream component ('injection') in Microsoft Teams for Android allows an authorized attacker to disclose information over a network.
AI Analysis
Technical Summary
This vulnerability in Microsoft Teams for Android (version 1.0.0) is due to improper neutralization of special elements in output that are consumed by a downstream component, leading to an injection issue (CWE-74). Exploitation requires the attacker to have authorized access. Successful exploitation can result in information disclosure over a network. The vulnerability has a CVSS 3.1 base score of 8.1, indicating high severity with network attack vector, low attack complexity, and no user interaction required. Microsoft has released an official fix for this vulnerability.
Potential Impact
An authorized attacker can exploit this injection vulnerability to disclose sensitive information over the network. The vulnerability does not affect integrity but impacts confidentiality and availability, with a high CVSS score reflecting the potential severity of information disclosure and service disruption.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the provided patch to Microsoft Teams for Android version 1.0.0 as soon as possible to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42835 for detailed update instructions.
CVE-2026-42835: CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') in Microsoft Microsoft Teams for Android
Description
Improper neutralization of special elements in output used by a downstream component ('injection') in Microsoft Teams for Android allows an authorized attacker to disclose information over a network.
CVSS v3.1
Score 8.1high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Microsoft Teams for Android (version 1.0.0) is due to improper neutralization of special elements in output that are consumed by a downstream component, leading to an injection issue (CWE-74). Exploitation requires the attacker to have authorized access. Successful exploitation can result in information disclosure over a network. The vulnerability has a CVSS 3.1 base score of 8.1, indicating high severity with network attack vector, low attack complexity, and no user interaction required. Microsoft has released an official fix for this vulnerability.
Potential Impact
An authorized attacker can exploit this injection vulnerability to disclose sensitive information over the network. The vulnerability does not affect integrity but impacts confidentiality and availability, with a high CVSS score reflecting the potential severity of information disclosure and service disruption.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the provided patch to Microsoft Teams for Android version 1.0.0 as soon as possible to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42835 for detailed update instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-04-30T14:51:12.703Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42835","vendor":"Microsoft"}]
Threat ID: 6a284cc08dd33fbd856646d0
Added to database: 06/09/2026, 17:26:24 UTC
Last enriched: 07/16/2026, 11:11:17 UTC
Last updated: 07/23/2026, 20:52:07 UTC
Views: 91
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