Description
Insufficient validation of untrusted input in Extensions in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Chromium security severity: Medium)
Published: 2026-06-30
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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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

Wed, 08 Jul 2026 20:15:00 +0000

Type Values Removed Values Added
Title Insufficient Input Validation in Chrome Extensions Enables Privilege Escalation

Tue, 07 Jul 2026 22:00:00 +0000

Type Values Removed Values Added
Title Insufficient Input Validation in Chrome Extensions Enables Privilege Escalation

Mon, 06 Jul 2026 21:00:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via Untrusted Input in Chrome Extensions

Mon, 06 Jul 2026 07:45:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via Untrusted Input in Chrome Extensions

Sun, 05 Jul 2026 20:00:00 +0000

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

Sun, 05 Jul 2026 07:30:00 +0000

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

Sat, 04 Jul 2026 20:15:00 +0000

Type Values Removed Values Added
Title Insufficient Input Validation in Chrome Extensions Enables Remote Privilege Escalation

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

Type Values Removed Values Added
Title Insufficient Input Validation in Chrome Extensions Enables Remote Privilege Escalation

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

Type Values Removed Values Added
Title Insufficient Input Validation in Chrome Extensions Enables Privilege Escalation

Thu, 02 Jul 2026 23:00:00 +0000

Type Values Removed Values Added
Title Insufficient Input Validation in Chrome Extensions Enables Privilege Escalation

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

Type Values Removed Values Added
Title Privilege Escalation through Unvalidated Input in Chrome Extensions

Wed, 01 Jul 2026 21:00:00 +0000

Type Values Removed Values Added
Title Privilege Escalation through Unvalidated Input in Chrome Extensions

Wed, 01 Jul 2026 18:15:00 +0000

Type Values Removed Values Added
Title Untrusted Input in Chrome Extensions Enables Privilege Escalation

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

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/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 09:30:00 +0000

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

Wed, 01 Jul 2026 06:15:00 +0000

Type Values Removed Values Added
Title Untrusted Input in Chrome Extensions Enables Privilege Escalation

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

Type Values Removed Values Added
Description Insufficient validation of untrusted input in Extensions in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-20
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-07-02T03:55:21.112Z

Reserved: 2026-06-29T23:03:43.497Z

Link: CVE-2026-13891

cve-icon Vulnrichment

Updated: 2026-07-01T12:58:14.335Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-08T20:00:04Z

Weaknesses