CVE-2026-11684

chromium-browser: Insufficient policy enforcement in Network

Published Jun 8, 2026 CVSS 3.1 · 3.1 Low EPSS < 1% KEV · Not listed
Description
Insufficient policy enforcement in Network in Google Chrome prior to 149.0.7827.103 allowed a remote attacker who had compromised the utility process to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-6337-1 chromium security update
History
Type Values Removed Values Added
Title Cross-Origin Data Leak via Utility Process in Google Chrome chromium-browser: Insufficient policy enforcement in Network
Weaknesses CWE-940
References
Metrics threat_severity

None

threat_severity

Important

Type Values Removed Values Added
First Time appeared Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendors & Products Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
Type Values Removed Values Added
Title Cross-Origin Data Leak via Utility Process in Google Chrome
Type Values Removed Values Added
Title Insufficient Policy Enforcement Allows Cross-Origin Data Leak via Compromised Utility Process
Weaknesses CWE-200
Type Values Removed Values Added
Weaknesses CWE-693
Metrics cvssV3_1

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

ssvc

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

Type Values Removed Values Added
Title Insufficient Policy Enforcement Allows Cross-Origin Data Leak via Compromised Utility Process
Weaknesses CWE-200
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Description Insufficient policy enforcement in Network in Google Chrome prior to 149.0.7827.103 allowed a remote attacker who had compromised the utility process to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jun 9, 2026, 1:26 AM
Reserved
Jun 8, 2026, 9:33 PM
Status
Analyzed
Published
Jun 9, 2026, 12:16 AM
Modified
Jul 23, 2026, 8:10 AM
Severity
Important
Public date
Jun 8, 2026, 12:00 AM