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CVE-2026-42835

Microsoft Teams for Android Information Disclosure Vulnerability

8.1 High

CVE-2026-42835 is a high vulnerability (CVSS 8.1) in Microsoft Teams For Android, published June 9, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.26%, the 70th percentile. No source names a fixed version.

What does this mean?
Severity
8.1 HighCVSS 3.1, CVE List
Exploit chance
1.26%EPSS, 70th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
High

Exploit likelihood

1.26%Up 1.1 points since Jun 10, 2026
90%50%10%1%

Affected products

What each source reports

CVE List Score used8.1

Microsoft Teams for Android Information Disclosure Vulnerability

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.

Record
CVE-2026-42835
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:U/RL:O/RC:C
Weakness
CWE-74
Updated
2026-11-11
EUVDEUVD-2026-355358.1

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.

Record
EUVD-2026-35535
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:U/RL:O/RC:C
Updated
2026-11-11
GitHub AdvisoriesGHSA-mqcp-h3mm-5h8v8.1

Improper neutralization of special elements in output used by a downstream component ('injection'...

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.

Record
GHSA-mqcp-h3mm-5h8v
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Weakness
CWE-74
Updated
2026-11-02
NVD8.1

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.

Record
CVE-2026-42835
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Weakness
CWE-74
Updated
2026-11-02

History

History
RecordedChangedSources
factsEUVD
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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