CVE-2026-84135

Other issue in Firefox Focus for Android. This vulnerability was fixed in Firefox 155.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=2046661	Issue Tracking Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-82/	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:mozilla:firefox_mobile:*:*:*:*:*:android:*:*

History

No history.

Information

Published : 2026-09-01 13:20

Updated : 2026-09-03 18:17

NVD link : CVE-2026-84135

Mitre link : CVE-2026-84135

CVE.ORG link : CVE-2026-84135

JSON object : View

Products Affected

mozilla

firefox_mobile

CWE

CWE-20

Improper Input Validation

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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