CVE-2026-14059: Insufficient policy enforcement in Related-Website-Sets on RWS removal on 2026-04-13

Published Apr 14, 2026
·
Updated

Chromium: CVE-2026-14059 Insufficient policy enforcement in Related-Website-Sets

Other sources

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)

— NVD

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

— Microsoft

Affected Software

7 affected components
Google Chrome<150.0.7871.47
All of the following
Google Chrome<150.0.7871.46
Any of the following
Apple macOS
Linux Linux kernel
Microsoft Windows
Microsoft Edge (Chromium-based)
Microsoft Edge<150.0.4078.48

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Google Chrome / Chromium (Chromium-based browsers) to a version that resolves this vulnerability.

    Fixed in 150.0.7871.47Patch CVE-2026-14059
  2. Upgrade

    Upgrade Microsoft Edge (Chromium-based) to a version that resolves this vulnerability.

    Fixed in 150.0.7871.47Patch CVE-2026-14059

Event History

Jun 30, 2026
CVE Published
via MITRE·10:39 PM
Data Sourced
via MITRE·10:39 PM
DescriptionWeakness
Data Sourced
via NVD·11:17 PM
DescriptionSeverityWeaknessAffected Software
Jul 3, 2026
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
DescriptionAffected Software
Jul 16, 2026
Data Sourced
12:00 AM
SeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of CVE-2026-14059?

CVE-2026-14059 has a severity rating of medium, scoring 6.5 on the CVSS scale.

2

How do I fix CVE-2026-14059?

To fix CVE-2026-14059, update Google Chrome or Microsoft Edge to the latest version, specifically version 150.0.7871.47 or later.

3

What impact does CVE-2026-14059 have on users?

CVE-2026-14059 allows a remote attacker to leak cross-origin data through a specially crafted HTML page.

4

Which software is affected by CVE-2026-14059?

CVE-2026-14059 affects Google Chrome prior to version 150.0.7871.47 and the Chromium-based version of Microsoft Edge.

5

When was CVE-2026-14059 published?

CVE-2026-14059 was published on April 14, 2026.

Company

Resources

Contact

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