CVE-2026-13939

Chrome Android WebShare Feature Enables UI Spoofing through Compromised Renderer

Published Jun 30, 2026 CVSS 3.1 · 3.1 Low EPSS < 1% KEV · Not listed
Description
Insufficient validation of untrusted input in WebShare in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

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 Android WebShare Feature Enables UI Spoofing through Compromised Renderer
Type Values Removed Values Added
Title UI Spoofing via WebShare in Chrome on Android
Type Values Removed Values Added
Title UI Spoofing via WebShare in Chrome on Android
Type Values Removed Values Added
Title Chrome WebShare UI Spoofing Vulnerability on Android
Type Values Removed Values Added
Title Chrome WebShare UI Spoofing Vulnerability on Android
Type Values Removed Values Added
Title UI Spoofing via Unvalidated WebShare Input in Chrome on Android
Type Values Removed Values Added
Title UI Spoofing via Unvalidated WebShare Input in Chrome on Android
Type Values Removed Values Added
Title UI Spoofing via WebShare Input Validation Flaw in Chrome Android
Type Values Removed Values Added
Title UI Spoofing via WebShare Input Validation Flaw in Chrome Android
Type Values Removed Values Added
Title Insufficient validation in Chrome WebShare allows UI spoofing via compromised renderer
Type Values Removed Values Added
Title Insufficient validation in Chrome WebShare allows UI spoofing via compromised renderer
Type Values Removed Values Added
Title Chrome Android UI Spoofing via WebShare Input Validation
Type Values Removed Values Added
Title Chrome Android UI Spoofing via WebShare Input Validation
Type Values Removed Values Added
Title Chrome Android UI Spoofing Vulnerability via WebShare Input Validation
Type Values Removed Values Added
Title Chrome Android UI Spoofing Vulnerability via WebShare Input Validation
Type Values Removed Values Added
Title Chrome WebShare UI Spoofing via Unvalidated Input
Type Values Removed Values Added
Title Chrome WebShare UI Spoofing via Unvalidated Input
Type Values Removed Values Added
Title UI Spoofing via Insufficient Validation in Chrome WebShare on Android
Type Values Removed Values Added
Title UI Spoofing via Insufficient Validation in Chrome WebShare on Android
Type Values Removed Values Added
Title UI Spoofing via WebShare Input Validation in Chrome Android
Type Values Removed Values Added
Title UI Spoofing via WebShare Input Validation in Chrome Android
Type Values Removed Values Added
Title UI Spoofing via WebShare Input Validation Flaw in Chrome for Android
Type Values Removed Values Added
Title UI Spoofing via WebShare Input Validation Flaw in Chrome for Android
Type Values Removed Values Added
Metrics cvssV3_1

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

ssvc

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

Type Values Removed Values Added
Title UI Spoofing via WebShare in Chrome on Android when Renderer Process Compromised
Type Values Removed Values Added
Title UI Spoofing via WebShare in Chrome on Android when Renderer Process Compromised
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Title Chrome Android UI Spoofing via Untrusted WebShare Input
Type Values Removed Values Added
Title Chrome Android UI Spoofing via Untrusted WebShare Input
Type Values Removed Values Added
Description Insufficient validation of untrusted input in WebShare in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-20
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jul 1, 2026, 7:29 PM
Reserved
Jun 29, 2026, 11:03 PM
Status
Analyzed
Published
Jun 30, 2026, 11:17 PM
Modified
Oct 25, 2026, 9:10 PM