CVE-2026-14122: Insufficient validation of untrusted input in WebAppInstalls

Published May 16, 2026
·
Updated

Chromium: CVE-2026-14122 Insufficient validation of untrusted input in WebAppInstalls

Other sources

Insufficient validation of untrusted input in WebAppInstalls in Google Chrome on Windows prior to 150.0.7871.47 allowed a remote attacker to perform arbitrary read/write 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

6 affected componentsFixes available
Google Chrome<150.0.7871.47
All of the following
Google Chrome<150.0.7871.47
Microsoft Windows
Google Chrome<150.0.7871.46
150.0.7871.46
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 150.0.7871.46
  2. Upgrade

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

    Fixed in 150.0.4078.48
  3. Upgrade

    Upgrade Chromium/Google Chrome on Windows to a version that resolves this vulnerability.

    Fixed in 150.0.7871.47

Event History

May 16, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
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

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-2026-14122?

CVE-2026-14122 has a severity rating of high with a CVSS score of 8.1.

2

How do I fix CVE-2026-14122?

To fix CVE-2026-14122, update Google Chrome or Microsoft Edge to version 150.0.7871.47 or later.

3

What vulnerability does CVE-2026-14122 describe?

CVE-2026-14122 describes insufficient validation of untrusted input in WebAppInstalls that allows remote attackers to perform arbitrary read/write operations.

4

Which software is affected by CVE-2026-14122?

CVE-2026-14122 affects Google Chrome and Microsoft Edge (both Chromium-based and non-Chromium versions) prior to version 150.0.7871.47.

5

When was CVE-2026-14122 published?

CVE-2026-14122 was published on May 16, 2026.

Company

Resources

Contact

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