CVE-2026-13862: Insufficient policy enforcement in Web Authentication (Passkeys & Security Keys)

Published Mar 24, 2026
·
Updated

CVE-2026-13862

Other sources

Insufficient policy enforcement in Web Authentication (Passkeys & Security Keys) in Google Chrome on iOS prior to 150.0.7871.47 allowed an attacker in a privileged network position to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

— NVD

Credit

Google

Affected Software

6 affected componentsFixes available
Google Google Chrome for iOS<150.0.7871.47
All of the following
Google Chrome<150.0.7871.47
Apple iPhone OS
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

Event History

Mar 24, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Jun 30, 2026
CVE Published
via MITRE·10:38 PM
Data Sourced
via MITRE·10:38 PM
DescriptionWeakness
Data Sourced
via NVD·11:17 PM
DescriptionSeverityWeaknessAffected Software
Jul 11, 2026
Data Sourced
via Microsoft·10:40 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·10:40 PM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2026-13862?

The severity of CVE-2026-13862 is medium, rated at 6.5 on the CVSS scale.

2

How does CVE-2026-13862 impact Google Chrome on iOS?

CVE-2026-13862 allows an attacker in a privileged network position to leak cross-origin data through insufficient policy enforcement.

3

What versions of Google Chrome are affected by CVE-2026-13862?

CVE-2026-13862 affects Google Chrome on iOS prior to version 150.0.7871.47.

4

How do I fix CVE-2026-13862?

To fix CVE-2026-13862, update Google Chrome on iOS to the latest version.

5

Can CVE-2026-13862 be exploited remotely?

Yes, an attacker could exploit CVE-2026-13862 from a privileged network position.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203