CVE-2026-14145: Inappropriate implementation in CSS on 2026-05-18

Published May 19, 2026
·
Updated

Chromium: CVE-2026-14145 Inappropriate implementation in CSS

Other sources

Inappropriate implementation in CSS in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) 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

Credit

Google

Affected Software

4 affected componentsFixes available
Google Chrome<150.0.7871.47
Google Chrome<150.0.7871.47
Microsoft Edge (Chromium-based)<150.0.4078.48
150.0.4078.48
Microsoft Edge<150.0.4078.48

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 150.0.4078.48
  2. Upgrade

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

    Fixed in 150.0.7871.47

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-2026-14145?

The severity of CVE-2026-14145 is medium with a CVSS score of 6.1.

2

How do I fix CVE-2026-14145?

To fix CVE-2026-14145, update Google Chrome to version 150.0.7871.47 or later.

3

What type of vulnerability is CVE-2026-14145?

CVE-2026-14145 is classified as an inappropriate implementation in CSS, leading to a potential for UXSS attacks.

4

Which software is affected by CVE-2026-14145?

CVE-2026-14145 affects Google Chrome and Chromium-based Microsoft Edge.

5

What potential impact does CVE-2026-14145 have?

CVE-2026-14145 allows remote attackers to inject arbitrary scripts or HTML via a crafted HTML page.

Company

Resources

Contact

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