CVE-2026-13018: Insufficient validation of untrusted input in Codecs

Published Feb 26, 2026
·
Updated

Insufficient validation of untrusted input in Codecs in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to potentially perform out of bounds memory access via a crafted video file. (Chromium security severity: Low)

Credit

Wael Alolowi

Affected Software

3 affected componentsFixes available
Google Chrome<147.0.7727.55
Google Chrome<147.0.7727.55
147.0.7727.55
Google Chrome<147.0.7727.55

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 147.0.7727.55

Event History

Feb 26, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Sep 28, 2026
CVE Published
via MITRE·06:53 PM
Data Sourced
via MITRE·06:53 PM
DescriptionWeakness
Data Sourced
via NVD·07:16 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What does an attacker need to exploit this issue?

The attacker needs to cause Chrome to process a crafted video file. The issue can potentially result in out-of-bounds memory access in Chrome's codecs.

2

Which Chrome versions are affected?

Google Chrome versions prior to 147.0.7727.55 are affected. Updating to 147.0.7727.55 or later addresses the affected version range.

3

Who is exposed?

Users who open or otherwise process attacker-crafted video files in affected Chrome versions may be exposed. The supplied information does not identify any additional prerequisites, such as authentication or a non-default configuration.

Contact

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