CVE-2026-42835: CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') in Microsoft Microsoft Teams for Android
CVE-2026-42835 is a high-severity vulnerability in Microsoft Teams for Android version 1. 0. 0 involving improper neutralization of special elements in output used by a downstream component, classified as CWE-74 (injection). This flaw allows an authorized attacker to disclose information over a network. A patch is available from Microsoft with an official fix.
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 used by a downstream component, leading to an injection issue (CWE-74). Exploitation requires the attacker to have authorized access and can result in information disclosure over the network. The CVSS 3.1 base score is 8.1, indicating high severity, with network attack vector, low attack complexity, and no user interaction required. Microsoft has published 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 impact integrity but results in high confidentiality and availability impacts. 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 patch provided by Microsoft for Microsoft Teams for Android version 1.0.0 as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42835.
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
CVE-2026-42835 is a high-severity vulnerability in Microsoft Teams for Android version 1. 0. 0 involving improper neutralization of special elements in output used by a downstream component, classified as CWE-74 (injection). This flaw allows an authorized attacker to disclose information over a network. A patch is available from Microsoft with an official fix.
CVSS v3.1
Score 8.1high
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 used by a downstream component, leading to an injection issue (CWE-74). Exploitation requires the attacker to have authorized access and can result in information disclosure over the network. The CVSS 3.1 base score is 8.1, indicating high severity, with network attack vector, low attack complexity, and no user interaction required. Microsoft has published 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 impact integrity but results in high confidentiality and availability impacts. 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 patch provided by Microsoft for Microsoft Teams for Android version 1.0.0 as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42835.
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: 6/9/2026, 5:26:24 PM
Last enriched: 6/9/2026, 11:12:38 PM
Last updated: 6/10/2026, 4:57:26 AM
Views: 4
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