Inappropriate implementation in CSS in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: High)

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

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/514449396 cve-icon
History

Fri, 03 Jul 2026 13:00:00 +0000

Type Values Removed Values Added
Title CSS Same‑Origin Policy Bypass in Google Chrome

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

Type Values Removed Values Added
Title CSS Same‑Origin Policy Bypass in Google Chrome

Thu, 02 Jul 2026 12:00:00 +0000

Type Values Removed Values Added
Title Same‑Origin Policy Bypass via Malformed CSS in Google Chrome

Thu, 02 Jul 2026 00:45:00 +0000

Type Values Removed Values Added
Title Same‑Origin Policy Bypass via Malformed CSS in Google Chrome

Wed, 01 Jul 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-346
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N'}

ssvc

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

Wed, 01 Jul 2026 14:45:00 +0000

Type Values Removed Values Added
Title Same‑Origin Policy Bypass via CSS Vulnerability in Google Chrome
Weaknesses CWE-74
CWE-79

Wed, 01 Jul 2026 08:30:00 +0000

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

Wed, 01 Jul 2026 02:15:00 +0000

Type Values Removed Values Added
Title Same‑Origin Policy Bypass via CSS Vulnerability in Google Chrome
Weaknesses CWE-74
CWE-79

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

Type Values Removed Values Added
Description Inappropriate implementation in CSS in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: High)
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published: 2026-06-30T22:37:52.154Z

Updated: 2026-07-01T15:11:01.585Z

Reserved: 2026-06-29T23:03:30.518Z

Link: CVE-2026-13839

cve-icon Vulnrichment

Updated: 2026-07-01T15:10:55.405Z

cve-icon NVD

No data.

cve-icon Redhat

No data.