Insufficient policy enforcement in Canvas in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data 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 High

Integrity Impact None

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/514609778 cve-icon
History

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

Type Values Removed Values Added
Title Canvas Policy Enforcement Leak Allows Cross‑Origin Data Disclosure

Thu, 02 Jul 2026 23:15:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leak via Canvas API in Google Chrome

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

Type Values Removed Values Added
Title Cross‑Origin Data Leak via Canvas API in Google Chrome

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

Type Values Removed Values Added
Title Canvas Cross‑Origin Data Leak via Insufficient Policy Enforcement in Google Chrome
Weaknesses CWE-200
CWE-285

Wed, 01 Jul 2026 16:30:00 +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:H/I:N/A:N'}

ssvc

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

Wed, 01 Jul 2026 12:45:00 +0000

Type Values Removed Values Added
Title Canvas Cross‑Origin Data Leak via Insufficient Policy Enforcement in Google Chrome
Weaknesses CWE-200
CWE-285

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

Type Values Removed Values Added
Title Cross‑Origin Data Leak via Canvas in Chrome
First Time appeared Google
Google chrome
Weaknesses CWE-200
Vendors & Products Google
Google chrome

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

Type Values Removed Values Added
Title Cross‑Origin Data Leak via Canvas in Chrome
Weaknesses CWE-200

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

Type Values Removed Values Added
Description Insufficient policy enforcement in Canvas in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published: 2026-06-30T22:37:52.502Z

Updated: 2026-07-01T15:19:30.731Z

Reserved: 2026-06-29T23:03:30.772Z

Link: CVE-2026-13840

cve-icon Vulnrichment

Updated: 2026-07-01T15:19:26.592Z

cve-icon NVD

No data.

cve-icon Redhat

No data.