CVE-2026-13791

Published Jun 30, 2026 CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed
Description
Insufficient validation of untrusted input in Downloads in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code via a crafted Chrome Extension. (Chromium security severity: High)

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 Chrome Extension Download Validation Flaw Allows Remote Code Execution
Type Values Removed Values Added
Title Chrome Extension Download Validation Flaw Allows Remote Code Execution
Type Values Removed Values Added
Title Unvalidated Input in Chrome Downloads Enables Arbitrary Code Execution via Malicious Extension
Type Values Removed Values Added
Title Unvalidated Input in Chrome Downloads Enables Arbitrary Code Execution via Malicious Extension
Type Values Removed Values Added
Title Insufficient validation allows malicious extension to execute arbitrary code in Chrome
Type Values Removed Values Added
Title Insufficient validation allows malicious extension to execute arbitrary code in Chrome
Type Values Removed Values Added
Title Insufficient Validation of Chrome Extensions Allows Remote Code Execution
Type Values Removed Values Added
Title Insufficient Validation of Chrome Extensions Allows Remote Code Execution
Type Values Removed Values Added
Title Chrome Extension Download Validation Flaw Enables Remote Code Execution
Type Values Removed Values Added
Title Chrome Extension Download Validation Flaw Enables Remote Code Execution
Type Values Removed Values Added
Title Unvalidated Extension Downloads Enable Arbitrary Code Execution in Google Chrome
Type Values Removed Values Added
Title Unvalidated Extension Downloads Enable Arbitrary Code Execution in Google Chrome
Type Values Removed Values Added
Title Insufficient Validation in Chrome Extension Downloads Allows Arbitrary Code Execution
Type Values Removed Values Added
Title Insufficient Validation in Chrome Extension Downloads Allows Arbitrary Code Execution
Type Values Removed Values Added
Title Insufficient Validation in Chrome Downloads Enabling Arbitrary Code Execution via Malicious Extension
Type Values Removed Values Added
Title Insufficient Validation in Chrome Downloads Enabling Arbitrary Code Execution via Malicious Extension
Type Values Removed Values Added
Title Chrome Extension Install Vulnerability Allows Remote Code Execution
Type Values Removed Values Added
Title Chrome Extension Install Vulnerability Allows Remote Code Execution
Type Values Removed Values Added
Title Chrome Extension Download Validation Flaw Allows Arbitrary Code Execution
Type Values Removed Values Added
Title Chrome Extension Download Validation Flaw Allows Arbitrary Code Execution
Type Values Removed Values Added
Title Insufficient Validation in Chrome Downloads Enables Malicious Extension Execution
Type Values Removed Values Added
Title Insufficient Validation in Chrome Downloads Enables Malicious Extension Execution
Type Values Removed Values Added
Title Insufficient Download Validation Allows Arbitrary Code via Malicious Chrome Extension
Type Values Removed Values Added
Title Insufficient Download Validation Allows Arbitrary Code via Malicious Chrome Extension
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/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 Untrusted Input Handling Allows Arbitrary Code Execution via Malicious Chrome Extension
Type Values Removed Values Added
Title Untrusted Input Handling Allows Arbitrary Code Execution via Malicious Chrome Extension
Type Values Removed Values Added
Description Insufficient validation of untrusted input in Downloads in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code via a crafted Chrome Extension. (Chromium security severity: High)
Weaknesses CWE-20
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jul 2, 2026, 3:55 AM
Reserved
Jun 29, 2026, 11:03 PM
Status
Analyzed
Published
Jun 30, 2026, 11:16 PM
Modified
Oct 25, 2026, 5:10 PM