PT-2026-21830 · Mozilla · Focus For Ios+1

Renwa Hiwa · Published 2026-02-24 · Updated 2026-05-06 · CVE-2026-2919

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Name of the Vulnerable Software and Affected Versions Focus for iOS versions prior to 148.2

Description A security issue exists in Focus for iOS that could allow malicious scripts to display attacker-controlled web content under spoofed domains. This is achieved by stalling a navigation to an invalid port, which then triggers an iframe redirect. This results in the user interface displaying a trusted domain without any user interaction.

Recommendations Update Focus for iOS to version 148.2 or later.

Fix

UI Misrepresentation of Critical Information

Weakness Enumeration

CWE-451

Related Identifiers

CVE-2026-2919

Affected Products

Focus For Ios

Firefox Focus

References · 8

• https://mozilla.org/security/advisories/mfsa2026-18 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-2919 · Security Note
• https://twitter.com/RenwaX23/status/2026388391164604758 · Twitter Post
• https://twitter.com/CVEnew/status/2031122530941985042 · Twitter Post
• https://t.me/cveNotify/162411 · Telegram Post
• https://t.me/CVEtracker/46906 · Telegram Post
• https://bugzilla.mozilla.org/show_bug.cgi?id=1975842 · Note
• https://twitter.com/cyberbivash/status/2031058081908486261 · Twitter Post