CVE-2026-106408

chromium-browser: Protection mechanism failure in Mobile

Published Oct 6, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
Protection mechanism failure in Mobile in Google Chrome on on iOS prior to 155.0.8059.39 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DLA Debian DLA DLA-4833-1 chromium security update
Debian DSA Debian DSA DSA-6553-1 chromium security update
History
Type Values Removed Values Added
First Time appeared Apple
Apple iphone Os
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:-:*:*:*:*:*:*:*
Vendors & Products Apple
Apple iphone Os
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N'}

Type Values Removed Values Added
Title Origin Policy Bypass via Crafted HTML in Google Chrome iOS chromium-browser: Protection mechanism failure in Mobile
References
Metrics threat_severity

None

cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}

threat_severity

Moderate

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Title Origin Policy Bypass via Crafted HTML in Google Chrome iOS
Type Values Removed Values Added
Description Protection mechanism failure in Mobile in Google Chrome on on iOS prior to 155.0.8059.39 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-693
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Oct 8, 2026, 4:42 PM
Reserved
Oct 6, 2026, 4:38 PM
Status
Analyzed
Published
Oct 6, 2026, 7:18 PM
Modified
Oct 9, 2026, 2:26 PM
Severity
Moderate
Public date
Oct 6, 2026, 6:41 PM