Insufficient validation of untrusted input in CustomTabs in Google Chrome on Android prior to 150.0.7871.47 allowed a local attacker to perform privilege escalation via a malicious file. (Chromium security severity: Medium)

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Google
  • Chrome

No data.

No data.

References
Link Providers
https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html cve-icon
https://issues.chromium.org/issues/496012495 cve-icon
History

Sat, 04 Jul 2026 12:00:00 +0000

Type Values Removed Values Added
Title Local Privilege Escalation via Malformed CustomTabs File in Google Chrome on Android

Sat, 04 Jul 2026 00:15:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via CustomTabs Input Validation in Google Chrome on Android

Fri, 03 Jul 2026 09:30:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via CustomTabs Input Validation in Google Chrome on Android

Thu, 02 Jul 2026 20:15:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via Malicious File in Chrome CustomTabs

Thu, 02 Jul 2026 05:00:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via Malicious File in Chrome CustomTabs

Wed, 01 Jul 2026 22:45:00 +0000

Type Values Removed Values Added
Title Local Privilege Escalation via Malformed CustomTabs Files in Chrome for Android

Wed, 01 Jul 2026 16:45:00 +0000

Type Values Removed Values Added
Title Local Privilege Escalation via Malformed CustomTabs Files in Chrome for Android

Wed, 01 Jul 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/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'}

Wed, 01 Jul 2026 09:15:00 +0000

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

Wed, 01 Jul 2026 06:30:00 +0000

Type Values Removed Values Added
Title Insufficient Validation in Chrome CustomTabs Enables Local Privilege Escalation

Wed, 01 Jul 2026 01:30:00 +0000

Type Values Removed Values Added
Title Insufficient Validation in Chrome CustomTabs Enables Local Privilege Escalation

Tue, 30 Jun 2026 23:15:00 +0000

Type Values Removed Values Added
Description Insufficient validation of untrusted input in CustomTabs in Google Chrome on Android prior to 150.0.7871.47 allowed a local attacker to perform privilege escalation via a malicious file. (Chromium security severity: Medium)
Weaknesses CWE-20
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published: 2026-06-30T22:38:00.908Z

Updated: 2026-07-02T03:55:29.658Z

Reserved: 2026-06-29T23:03:36.660Z

Link: CVE-2026-13863

cve-icon Vulnrichment

Updated: 2026-07-01T13:18:11.927Z

cve-icon NVD

No data.

cve-icon Redhat

No data.