CVE-2026-8518: Use after free in Blink

Published Mar 30, 2026
·
Updated

Chromium: CVE-2026-8518 Use after free in Blink

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 Blink in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Critical)

NVD

Credit

Google

Affected Software

7 affected componentsFixes available
Google Chrome<148.0.7778.167
148.0.7778.167
Microsoft Edge (Chromium-based)
Microsoft Edge<148.0.3967.70
All of the following
Google Chrome<148.0.7778.168
Any of the following
Apple macOS
Linux Linux kernel
Microsoft Windows

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 148.0.7778.167
  2. Upgrade

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

    Fixed in 148.0.7778.168
  3. Compensating control

    Mitigate exploitation by preventing remote access to untrusted content: do not open untrusted/crafted HTML pages in the browser, especially in sandboxed contexts.

Event History

Mar 30, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
May 14, 2026
CVE Published
via MITRE·07:52 PM
Data Sourced
via MITRE·07:52 PM
DescriptionWeakness
Data Sourced
via NVD·08:17 PM
DescriptionSeverityWeaknessAffected Software
May 16, 2026
Data Sourced
via Microsoft·12:20 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·12:20 AM
DescriptionAffected Software
Jun 29, 58424
Event
via FIRST·05:24 PM

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2026-8518?

CVE-2026-8518 has a high severity score of 8.8 based on the CVSS 3.1 rating.

2

How do I fix CVE-2026-8518?

To fix CVE-2026-8518, update to Google Chrome version 148.0.7778.168 or later, or ensure your Microsoft Edge browser is up to date.

3

What products are affected by CVE-2026-8518?

CVE-2026-8518 affects Google Chrome and Microsoft Edge (Chromium-based) browsers.

4

What type of vulnerability is CVE-2026-8518?

CVE-2026-8518 is categorized as a Use After Free vulnerability in the Blink rendering engine.

5

When was CVE-2026-8518 published?

CVE-2026-8518 was published on March 30, 2026.

Contact

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