CVE-2026-5287: Use after free in PDF

Published Mar 21, 2026
·
Updated

Chromium: CVE-2026-5287 Use after free in PDF

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 PDF in Google Chrome prior to 146.0.7680.178 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted PDF file. (Chromium security severity: High)

NVD

Credit

Syn4pse

Affected Software

8 affected componentsFixes available
Google Google Chrome<146.0.7680.178
Google Chrome<146.0.7680.177
146.0.7680.177
All of the following
Google Chrome<146.0.7680.177
Any of the following
Apple macOS
Linux Linux kernel
Microsoft Windows
Microsoft Edge (Chromium-based)
Microsoft Edge<146.0.3856.97

Event History

Mar 21, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Apr 1, 2026
CVE Published
via MITRE·04:41 AM
Data Sourced
via MITRE·04:41 AM
DescriptionWeakness
Data Sourced
via NVD·05:16 AM
DescriptionSeverityWeaknessAffected Software
Apr 3, 2026
Data Sourced
via Microsoft·01:46 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·01:46 AM
DescriptionAffected Software
Feb 13, 58282
Event
via FIRST·12:00 PM

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2026-5287?

The severity of CVE-2026-5287 is classified as High.

2

How do I fix CVE-2026-5287?

To fix CVE-2026-5287, update Google Chrome to version 146.0.7680.178 or later.

3

What type of vulnerability is CVE-2026-5287?

CVE-2026-5287 is a use after free vulnerability in the PDF component of Google Chrome.

4

Who is affected by CVE-2026-5287?

Users of Google Chrome versions prior to 146.0.7680.178 are affected by CVE-2026-5287.

5

What can attackers do with CVE-2026-5287?

Attackers can execute arbitrary code inside a sandbox by using a crafted PDF file with CVE-2026-5287.

Contact

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