CVE-2026-14420

Published Jul 1, 2026 CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed
Description
Out of bounds read and write in Dawn in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4672-1 chromium security update
Debian DSA Debian DSA DSA-6378-1 chromium security update
History
Type Values Removed Values Added
Title Out‑of‑Bounds Read/Write in Chrome Dawn Rendering Engine Enables Sandbox Escape
Type Values Removed Values Added
Title Out‑of‑Bounds Read/Write in Chrome Dawn Rendering Engine Enables Sandbox Escape
Type Values Removed Values Added
Title Chrome Dawn OOB Read/Write Enables Sandbox Escape via Crafted HTML
Type Values Removed Values Added
Title Chrome Dawn OOB Read/Write Enables Sandbox Escape via Crafted HTML
Type Values Removed Values Added
Title Chrome Dawn Rendering Engine Out-of-Bounds Access Leads to Sandbox Escape
Type Values Removed Values Added
Title Chrome Dawn Rendering Engine Out-of-Bounds Access Leads to Sandbox Escape
Type Values Removed Values Added
Title Out-of-Bounds Read/Write in Chrome Dawn Enables Sandbox Escape
Type Values Removed Values Added
Title Out-of-Bounds Read/Write in Chrome Dawn Enables Sandbox Escape
Type Values Removed Values Added
Title Chrome Dawn Out-of-Bounds Read/Write Vulnerability Enables Sandbox Escape
Type Values Removed Values Added
Title Chrome Dawn Out-of-Bounds Read/Write Vulnerability Enables Sandbox Escape
Type Values Removed Values Added
Title Out-of-Bounds Read/Write in Chrome Dawn Enables Sandbox Escape
Type Values Removed Values Added
Title Out-of-Bounds Read/Write in Chrome Dawn Enables Sandbox Escape
Type Values Removed Values Added
Title Out-of-Bounds Read/Write in Chrome Dawn Engine Allows Sandbox Escape
Type Values Removed Values Added
Title Out-of-Bounds Read/Write in Chrome Dawn Engine Allows Sandbox Escape
Type Values Removed Values Added
Title Out‑of‑bounds Read/Write in Chrome Dawn Rendering Engine Enables Sandbox Escape
Type Values Removed Values Added
Title Out‑of‑bounds Read/Write in Chrome Dawn Rendering Engine Enables Sandbox Escape
Type Values Removed Values Added
Title Chrome Dawn Rendering Engine Out-of-Bounds Read/Write Enables Remote Sandbox Escape
Type Values Removed Values Added
Title Chrome Dawn Rendering Engine Out-of-Bounds Read/Write Enables Remote Sandbox Escape
Type Values Removed Values Added
Title Chrome Dawn Engine Out‑of‑Bounds Vulnerability Allows Sandbox Escape
Type Values Removed Values Added
Title Chrome Dawn Engine Out‑of‑Bounds Vulnerability Allows Sandbox Escape
Type Values Removed Values Added
Title Out-of-bounds Read/Write in Chrome Dawn Rendering Engine Enables Potential Sandbox Escape
Type Values Removed Values Added
Title Out-of-bounds Read/Write in Chrome Dawn Rendering Engine Enables Potential Sandbox Escape
Type Values Removed Values Added
Title Out-of-Bounds Read/Write Leading to Sandbox Escape in Chrome Dawn
Type Values Removed Values Added
Title Out-of-Bounds Read/Write Leading to Sandbox Escape in Chrome Dawn
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Weaknesses CWE-125
CWE-787
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
Description Out of bounds read and write in Dawn in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jul 3, 2026, 3:55 AM
Reserved
Jul 1, 2026, 9:37 PM
Status
Analyzed
Published
Jul 1, 2026, 11:16 PM
Modified
Oct 25, 2026, 9:10 PM