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Specially crafted filenames in WordPress leading to XSS

Moderate
ehti published GHSA-3gw2-4656-pfr2 Apr 30, 2020

Package

No package listed

Affected versions

3.7 - 5.4

Patched versions

5.4.1

Description

Impact

Files with a specially crafted name when uploaded to the Media section can lead to script execution upon accessing the file. This requires an authenticated user with privileges to upload files.

Patches

This has been patched in WordPress 5.4.1, along with all the previously affected versions via a minor release. Automatic updates are enabled by default for minor releases and we strongly recommend that you keep them enabled.

For more information

If you have any questions or comments about this advisory:

Severity

Moderate

CVE ID

CVE-2020-11026

Weaknesses

No CWEs