CVE-2026-13957

Published Jun 30, 2026 CVSS 3.1 · 4.2 Medium EPSS < 1% KEV · Not listed
Description
Incorrect security UI in Extensions in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to inject arbitrary scripts or HTML (UXSS) 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-4672-1 chromium security update
Debian DSA Debian DSA DSA-6378-1 chromium security update
History
Type Values Removed Values Added
Title User‑Experience Cross‑Site Scripting via Malicious Extension in Chrome
Type Values Removed Values Added
Title User‑Experience Cross‑Site Scripting via Malicious Extension in Chrome
Type Values Removed Values Added
Title Incorrect Extension UI Allows User‑Experience Cross‑Site Scripting via Malicious Extensions
Type Values Removed Values Added
Title Incorrect Extension UI Allows User‑Experience Cross‑Site Scripting via Malicious Extensions
Type Values Removed Values Added
Title UXSS Vulnerability in Chrome Extensions UI
Type Values Removed Values Added
Title UXSS Vulnerability in Chrome Extensions UI
Type Values Removed Values Added
Title User‑Experience Cross‑Site Scripting via Malicious Chrome Extension
Type Values Removed Values Added
Title User‑Experience Cross‑Site Scripting via Malicious Chrome Extension
Type Values Removed Values Added
Title Chrome Extension UI flaw allows injection of arbitrary scripts via crafted web pages
Type Values Removed Values Added
Title Chrome Extension UI flaw allows injection of arbitrary scripts via crafted web pages
Type Values Removed Values Added
Title Chrome Extension UI Allows User‑Experience Cross‑Site Scripting
Type Values Removed Values Added
Title Chrome Extension UI Allows User‑Experience Cross‑Site Scripting
Type Values Removed Values Added
Title User‑experience cross‑site scripting via malicious Chrome extension
Type Values Removed Values Added
Title User‑experience cross‑site scripting via malicious Chrome extension
Type Values Removed Values Added
Title Incorrect Extension UI Enables UXSS via Malicious Extension
Type Values Removed Values Added
Title Incorrect Extension UI Enables UXSS via Malicious Extension
Type Values Removed Values Added
Title Extension UI allows injected scripts via malicious extension
Type Values Removed Values Added
Title Extension UI allows injected scripts via malicious extension
Type Values Removed Values Added
Title Google Chrome Extension UI Script Injection Flaw
Type Values Removed Values Added
Title Google Chrome Extension UI Script Injection Flaw
Type Values Removed Values Added
Title Cross‑Site Scripting via Incorrect Extension UI in Chrome
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N'}

ssvc

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

Type Values Removed Values Added
Title Cross‑Site Scripting via Incorrect Extension UI in Chrome
Weaknesses CWE-79
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Title Chrome Extension UI flaw permits arbitrary script and HTML injection
Weaknesses CWE-79
Type Values Removed Values Added
Title Chrome Extension UI flaw permits arbitrary script and HTML injection
Weaknesses CWE-79
Type Values Removed Values Added
Description Incorrect security UI in Extensions in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page. (Chromium security severity: Medium)
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jul 1, 2026, 7:38 PM
Reserved
Jun 29, 2026, 11:04 PM
Status
Analyzed
Published
Jun 30, 2026, 11:17 PM
Modified
Oct 25, 2026, 9:10 PM