CVE-2026-10888: Critical Use after free in Cast Streaming

Published Apr 23, 2026
·
Updated

Chromium: CVE-2026-10888 Use after free in Cast Streaming

Other sources

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

Use after free in Cast Streaming in Google Chrome prior to 149.0.7827.53 allowed an attacker on the local network segment to execute arbitrary code via malicious network traffic. (Chromium security severity: Critical)

— NVD

Affected Software

7 affected componentsFixes available
Google Chrome<149.0.7827.53
Microsoft Edge (Chromium-based)
Patch available
Microsoft Edge<149.0.4022.52
All of the following
Google Chrome<149.0.7827.53
Any of the following
Apple macOS
Linux Linux kernel
Microsoft Windows

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Google Chrome/Chromium Cast Streaming to a version that resolves this vulnerability.

    Fixed in 149.0.7827.53
  2. Compensating control

    Limit network access to the local network segment so an attacker cannot send malicious network traffic to Cast Streaming (CVE-2026-10888).

Event History

Jun 4, 2026
CVE Published
via MITRE·11:03 PM
Data Sourced
via MITRE·11:03 PM
DescriptionWeakness
Data Sourced
via NVD·11:16 PM
DescriptionSeverityWeaknessAffected Software
Jun 5, 2026
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
DescriptionAffected Software
Jul 28, 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-2026-10888?

The severity of CVE-2026-10888 is high with a CVSS score of 8.8.

2

What is CVE-2026-10888 about?

CVE-2026-10888 is a use after free vulnerability in Cast Streaming found in Google Chrome.

3

Which software is affected by CVE-2026-10888?

CVE-2026-10888 affects Google Chrome and Microsoft Edge's Chromium-based version.

4

How do I fix CVE-2026-10888?

To fix CVE-2026-10888, update to the latest version of Google Chrome or Microsoft Edge.

5

What impact does CVE-2026-10888 have on users?

CVE-2026-10888 could allow an attacker to execute arbitrary code via the vulnerable Cast Streaming feature.

Company

Resources

Contact

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