CVE-2026-42835

highpriority · track · 0EPSS 0.012 · 69 %ileDEEUNLRUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.24% (69th) EPSS

CVSS 8.1 · high

Is it mine?

49 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-22

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.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedMicrosoft Teams for Androidmsrc_csaf
1.0.76.2026111302:Security Update:https://play.google.com/store/apps/details?id=com.microsoft.teams
https://play.google.com/store/apps/details?id=com.microsoft.teams

cvss

Technical severity, 0–10. One row per scoring source.

8.1

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.18.1highAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:U/RL:O/RC:Csecondary · ENISA EU

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Hsecondary · secure@microsoft.com USexploitability 2.8 · impact 5.2

v3.17.4highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Hsecondary · NCSC-NL NL

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-74USCWE-74USCWE-74US

affected products (49)

Products and version ranges known to be affected.

Microsoft 365 Appsall versionscert_bundDEcpe:/a:microsoft:365_apps:-
Microsoft Excel 2016all versionscert_bundDEcpe:/a:microsoft:excel:2016
Microsoft Excel for Androidall versionscert_bundDEcpe:/a:microsoft:excel:webapp:2010:sp2
Microsoft Office 2016all versionscert_bundDEcpe:/a:microsoft:office:2016
Microsoft Office 2019all versionscert_bundDEcpe:/a:microsoft:office:2019:19.0.0
Microsoft Office 365 for Macall versionscert_bundDEcpe:/a:microsoft:office_365:for_mac
Microsoft Office LTSC 2021all versionscert_bundDEcpe:/a:microsoft:office:ltsc_2021
Microsoft Office LTSC 2024all versionscert_bundDEcpe:/a:microsoft:office:ltsc_2024
Microsoft Office LTSC for Mac 2021all versionscert_bundDEcpe:/a:microsoft:office:ltsc_for_mac_2021
Microsoft Office LTSC for Mac 2024all versionscert_bundDEcpe:/a:microsoft:office:ltsc_for_mac_2024
Microsoft Office Online Serverall versionscert_bundDEcpe:/a:microsoft:office_online_server:-
Microsoft Office for Androidall versionscert_bundDEcpe:/a:microsoft:office:for_android
Microsoft PowerPoint for Androidall versionscert_bundDEcpe:/a:microsoft:powerpoint:for_android
Microsoft SharePoint Enterprise Server 2016all versionscert_bundDEcpe:/a:microsoft:sharepoint:enterprise_server_2016
Microsoft SharePoint Server 2019all versionscert_bundDEcpe:/a:microsoft:sharepoint_server_2019:-
Microsoft SharePoint Server Subscription Editionall versionscert_bundDEcpe:/a:microsoft:sharepoint:server_subscription_edition
Microsoft Teams for Androidall versionscert_bundDEcpe:/a:microsoft:teams:for_android
Microsoft Word 2016all versionscert_bundDEcpe:/a:microsoft:word:2016
Microsoft Microsoft Teams for Android1.0.0 → 1.0.76.2026111302enisa_euvdEU
Microsoft Corp Microsoft Teams≤ 1.0.76.2026111302fstec_bduRU

showing 20 of 49

advisories (3)

Vendor and ecosystem advisories describing this.

NCSC-2026-0182Kwetsbaarheden verholpen in Microsoft OfficeNL2026-06-09csaf · ncsc_nlNL
Microsoft heeft kwetsbaarheden verholpen in diverse Office producten als Sharepoint, Wordt, Project en Excel.
WID-SEC-W-2026-1847Microsoft Office: Mehrere SchwachstellenDeutsch2026-06-09csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in verschiedenen Microsoft Office und SharePoint Produkten ausnutzen, um Administratorrechte zu erlangen, beliebigen Code auszuführen, Spoofing-Angriffe durchzuführen, Daten zu manipulieren oder vertrauliche Informationen offenzulegen.
msrc_CVE-2026-42835Microsoft Teams for Android Information Disclosure Vulnerability2026-06-09csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund ncsc_nl msrc_csaf NVD CVE.org MITRE

published 2026-06-09modified 2026-07-23

references (4)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan