CVE-2026-106189

chromium-browser: Code injection in ReaderMode

Published Oct 6, 2026 CVSS 3.1 · 7.3 High EPSS < 1% KEV · Not listed
Description
Code injection in ReaderMode in Google Chrome on on iOS prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering 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

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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
Title chromium-browser: Code injection in ReaderMode
References
Metrics threat_severity

None

threat_severity

Moderate

Type Values Removed Values Added
Title Code Injection in Chrome ReaderMode Enables Web Origin Policy Bypass on iOS
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': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Title Code Injection in Chrome ReaderMode Enables Web Origin Policy Bypass on iOS
Type Values Removed Values Added
Description Code injection in ReaderMode in Google Chrome on on iOS prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-94
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Oct 8, 2026, 11:22 AM
Reserved
Oct 6, 2026, 4:30 PM
Status
Analyzed
Published
Oct 6, 2026, 7:17 PM
Modified
Oct 8, 2026, 1:06 PM
Severity
Moderate
Public date
Oct 6, 2026, 6:41 PM