Description
Missing authorization in Extensions in Google Chrome on on Android prior to 156.0.8078.47 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)
Published: 2026-10-20
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
Impact: Remote Code Execution
Action: Immediate Patch
AI Analysis

Impact

The vulnerability arises from a missing authorization check in Chrome Android extensions, enabling remote attackers to bypass system access restrictions by serving a crafted HTML page. This flaw can lead to execution of arbitrary code within the browser sandbox, potentially compromising the device's confidentiality and integrity.

Affected Systems

Google Chrome on Android versions earlier than 156.0.8078.47 are impacted.

Risk and Exploitability

With a CVSS score of 8.8, the missing authorization flaw allows a remote attacker to bypass system access restrictions and may result in remote code execution. The EPSS score of < 1% indicates a very low exploitation probability, but a malicious HTML page served from a compromised or malicious site could trigger the vulnerability. The vulnerability is not listed in the CISA KEV catalog, indicating no known active exploitation has been reported.

Generated by OpenCVE AI on November 4, 2026 at 12:30 UTC.

Remediation

No solution or workaround provided in the CVE record.

OpenCVE Recommended Actions

  • Update Chrome to version 156.0.8078.47 or later on all Android devices.
  • Remove or disable all extensions until the vulnerability is fixed.
  • Monitor Google Chrome release announcements and apply security patches promptly thereafter.

Generated by OpenCVE AI on November 4, 2026 at 12:30 UTC.

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

Wed, 04 Nov 2026 13:00:00 +0000

Type Values Removed Values Added
Title Remote Code Execution via Malicious HTML Page in Chrome Android Extensions

Tue, 03 Nov 2026 22:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-119

Tue, 03 Nov 2026 21:30:00 +0000

Type Values Removed Values Added
Description Memory corruption in Extensions in Google Chrome on on Android prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium) Missing authorization in Extensions in Google Chrome on on Android prior to 156.0.8078.47 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-862

Mon, 26 Oct 2026 13:15:00 +0000

Type Values Removed Values Added
First Time appeared Google android
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
Vendors & Products Google android

Fri, 23 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
Title Remote Code Execution via Malicious HTML Page in Chrome Android Extensions

Thu, 22 Oct 2026 14:45:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome

Wed, 21 Oct 2026 00:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

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

Tue, 20 Oct 2026 21:30:00 +0000

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

Subscriptions

Google Android Chrome
cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-11-03T21:20:38.583Z

Reserved: 2026-10-19T23:09:55.508Z

Link: CVE-2026-113220

cve-icon Vulnrichment

Updated: 2026-10-20T23:17:18.248Z

cve-icon NVD

Status : Modified

Published: 2026-10-20T22:19:15.220

Modified: 2026-11-03T22:18:53.570

Link: CVE-2026-113220

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-04T12:45:14Z

Weaknesses