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)

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.

The EPSS score is 0.00127.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Google Chrome affected
Version Status Constraints
150.0.7871.47 affected < 150.0.7871.47

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Google Subscribe
Chrome Subscribe

Project Subscriptions

Vendors Products
Google Subscribe
Chrome Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

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

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

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-07-01T13:52:47.564Z

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.

cve-icon OpenCVE Enrichment

Updated: 2026-07-01T16:30:05Z

Weaknesses