CVE-2026-11697

chromium-browser: Insufficient validation of untrusted input in UI

Published Jun 8, 2026 CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed
Description
Insufficient validation of untrusted input in UI in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to potentially perform a sandbox escape 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 chromium-browser: Insufficient validation of untrusted input in UI
Weaknesses CWE-1286
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 Insufficient Input Validation in Chrome UI Leads to Sandbox Escape
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, '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 Insufficient Input Validation in Chrome UI Leads to Sandbox Escape
Type Values Removed Values Added
Description Insufficient validation of untrusted input in UI in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
Weaknesses CWE-20
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jun 10, 2026, 3:58 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