CVE-2026-2919

Malicious scripts could display attacker-controlled web content under spoofed domains in Focus for iOS by stalling a _self navigation to an invalid port and triggering an iframe redirect, causing the UI to display a trusted domain without user interaction. This vulnerability was fixed in Focus for iOS 148.2.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1975842	Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-18/	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:mozilla:firefox_focus:*:*:*:*:*:iphone_os:*:*

History

No history.

Information

Published : 2026-03-09 14:16

Updated : 2026-06-17 10:32

NVD link : CVE-2026-2919

Mitre link : CVE-2026-2919

CVE.ORG link : CVE-2026-2919

JSON object : View

Products Affected

mozilla

firefox_focus

CWE

CWE-451

User Interface (UI) Misrepresentation of Critical Information

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