CVE-2026-18019: channel information leakage in Media

Published Jun 19, 2026
·
Updated

Chromium: CVE-2026-18019 Side-channel information leakage in Media

Other sources

Side-channel information leakage in Media in Google Chrome prior to 151.0.7922.72 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

Credit

Google

Affected Software

5 affected componentsFixes available
Google Chrome<151.0.7922.72
Google Chrome<151.0.7922.71
151.0.7922.71
Microsoft Edge (Chromium-based)<151.0.4129.59
151.0.4129.59
Microsoft Edge<151.0.4129.59
Google Chrome<151.0.7922.72

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 151.0.7922.71
  2. Upgrade

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

    Fixed in 151.0.4129.59
  3. Upgrade

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

    Fixed in 151.0.7922.72

Event History

Jun 19, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Jul 30, 2026
CVE Published
via MITRE·12:26 AM
Data Sourced
via MITRE·12:26 AM
DescriptionWeakness
Data Sourced
via NVD·01:17 AM
DescriptionSeverityWeaknessAffected Software
Jul 31, 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-2026-18019?

The severity of CVE-2026-18019 is classified as medium with a CVSS score of 4.3.

2

How does CVE-2026-18019 affect users?

CVE-2026-18019 allows a remote attacker to leak cross-origin data through crafted HTML pages, impacting user data privacy.

3

What versions of Google Chrome are affected by CVE-2026-18019?

CVE-2026-18019 affects Google Chrome prior to version 151.0.7922.72.

4

Is there a patch available for CVE-2026-18019?

Yes, users should update to Google Chrome version 151.0.7922.72 or later to mitigate CVE-2026-18019.

5

What is the risk of exploitation for CVE-2026-18019?

The risk of exploitation for CVE-2026-18019 is considered low due to the requirement of a crafted HTML page to initiate the attack.

Company

Resources

Contact

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