CVE-2026-113342

Privilege Elevation in Chrome Network Bypasses Web Origin Policy

Published Oct 20, 2026 CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed
Description
Privilege elevation in Network in Google Chrome prior to 156.0.8078.47 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-4853-1 chromium security update
Debian DSA Debian DSA DSA-6577-1 chromium security update
History
Type Values Removed Values Added
Title Privilege Elevation in Chrome Network Bypasses Web Origin Policy
Type Values Removed Values Added
Title Remote Code Execution via Memory Corruption in Chrome's Network Stack
Type Values Removed Values Added
Weaknesses CWE-119
Type Values Removed Values Added
Description Memory corruption in Network in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium) Privilege elevation in Network in Google Chrome prior to 156.0.8078.47 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-250
Type Values Removed Values Added
Title Remote Code Execution via Memory Corruption in Chrome's Network Stack
Type Values Removed Values Added
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Metrics ssvc

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

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'}

Type Values Removed Values Added
Description Memory corruption in Network in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-119
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Nov 3, 2026, 9:21 PM
Reserved
Oct 19, 2026, 11:20 PM
Status
Modified
Published
Oct 20, 2026, 10:19 PM
Modified
Nov 3, 2026, 10:19 PM