Insufficient policy enforcement in Related-Website-Sets 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: Low)

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.

The EPSS score is 0.00257.

Exploitation none

Automatable no

Technical Impact partial

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.

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Project Subscriptions

Vendors Products
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Chrome Subscribe
Advisories
Source ID Title
Debian DLA Debian DLA DLA-4672-1 chromium security update
Debian DSA Debian DSA DSA-6378-1 chromium security update
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/502363986 cve-icon
History

Mon, 27 Jul 2026 02:45:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leak via Related‑Website‑Sets in Google Chrome

Tue, 21 Jul 2026 16:15:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leak via Insufficient Related‑Website‑Set Policy in Google Chrome

Fri, 17 Jul 2026 14:15:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leak via Insufficient Related‑Website‑Set Policy in Google Chrome

Wed, 15 Jul 2026 11:00:00 +0000

Type Values Removed Values Added
Title Cross‑origin Data Leakage via Related‑Website‑Sets in Google Chrome

Mon, 13 Jul 2026 05:15:00 +0000

Type Values Removed Values Added
Title Cross‑origin Data Leakage via Related‑Website‑Sets in Google Chrome

Sat, 11 Jul 2026 17:00:00 +0000

Type Values Removed Values Added
Title Chrome Cross‑Origin Data Leak through Insufficient Policy Enforcement

Fri, 10 Jul 2026 17:45:00 +0000

Type Values Removed Values Added
Title Chrome Cross‑Origin Data Leak through Insufficient Policy Enforcement

Thu, 09 Jul 2026 15:00:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leak via Related‑Website‑Sets Policy in Google Chrome

Wed, 08 Jul 2026 19:45:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leak via Related‑Website‑Sets Policy in Google Chrome

Tue, 07 Jul 2026 21:30:00 +0000

Type Values Removed Values Added
Title Insufficient Policy Enforcement Allows Cross‑Origin Data Leak in Google Chrome

Tue, 07 Jul 2026 04:00:00 +0000

Type Values Removed Values Added
Title Insufficient Policy Enforcement Allows Cross‑Origin Data Leak in Google Chrome

Mon, 06 Jul 2026 12:15:00 +0000

Type Values Removed Values Added
Title Cross-Origin Data Leakage via Related-Website-Set Policy in Chrome

Sun, 05 Jul 2026 23:00:00 +0000

Type Values Removed Values Added
Title Cross-Origin Data Leakage via Related-Website-Set Policy in Chrome

Sun, 05 Jul 2026 11:30:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leakage via Insufficient Related-Website-Set Policy in Google Chrome

Sat, 04 Jul 2026 23:00:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leakage via Insufficient Related-Website-Set Policy in Google Chrome

Sat, 04 Jul 2026 11:45:00 +0000

Type Values Removed Values Added
Title Chrome Cross‑Origin Data Leak via Improper Policy Enforcement

Fri, 03 Jul 2026 23:45:00 +0000

Type Values Removed Values Added
Title Chrome Cross‑Origin Data Leak via Improper Policy Enforcement

Fri, 03 Jul 2026 16:45:00 +0000

Type Values Removed Values Added
Title Cross-Origin Data Leakage via Insufficient Related-Website-Set Policy Enforcement in Google Chrome

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

Type Values Removed Values Added
Title Cross-Origin Data Leakage via Insufficient Related-Website-Set Policy Enforcement in Google Chrome

Thu, 02 Jul 2026 22:30:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leakage via Insufficient Policy Enforcement in Google Chrome

Thu, 02 Jul 2026 14:30:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leakage via Insufficient Policy Enforcement in Google Chrome

Thu, 02 Jul 2026 06:30:00 +0000

Type Values Removed Values Added
Title Chromium Cross‑Origin Data Leak via Related‑Website‑Set Policy Flaw

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

Type Values Removed Values Added
Title Chromium Cross‑Origin Data Leak via Related‑Website‑Set Policy Flaw

Wed, 01 Jul 2026 19:15:00 +0000

Type Values Removed Values Added
Title Insufficient Policy Enforcement in Chrome Allows Cross‑Origin Data Leakage
Weaknesses CWE-200
CWE-284

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

Type Values Removed Values Added
Title Insufficient Policy Enforcement in Chrome Allows Cross‑Origin Data Leakage
Weaknesses CWE-200
CWE-284

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

Type Values Removed Values Added
Weaknesses CWE-693
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 12:00:00 +0000

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

Wed, 01 Jul 2026 08:15:00 +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 Cross-Origin Data Leak via Insufficient Policy Enforcement in Chrome
Weaknesses CWE-200
CWE-285

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

Type Values Removed Values Added
Description Insufficient policy enforcement in Related-Website-Sets 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: Low)
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-07-01T13:00:17.857Z

Reserved: 2026-06-29T23:11:33.872Z

Link: CVE-2026-14059

cve-icon Vulnrichment

Updated: 2026-07-01T13:00:05.040Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-27T02:30:04Z

Weaknesses