Drupal core does not properly sanitize certain filenames on uploaded files, which can lead to files being interpreted as the incorrect extension and served as the wrong MIME type or executed as PHP for certain hosting configurations. This issue affects: Drupal Drupal Core 9.0 versions prior to 9.0.8, 8.9 versions prior to 8.9.9, 8.8 versions prior to 8.8.11, and 7 versions prior to 7.74.
History

Wed, 22 Oct 2025 00:30:00 +0000


Tue, 21 Oct 2025 20:30:00 +0000


Tue, 21 Oct 2025 19:30:00 +0000


Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.07758}

epss

{'score': 0.05867}


Fri, 07 Feb 2025 13:15:00 +0000

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2022-01-18'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: drupal

Published: 2020-11-20T15:40:39.000Z

Updated: 2025-10-21T23:35:32.528Z

Reserved: 2020-05-28T00:00:00.000Z

Link: CVE-2020-13671

cve-icon Vulnrichment

Updated: 2024-08-04T12:25:16.218Z

cve-icon NVD

Status : Modified

Published: 2020-11-20T16:15:15.433

Modified: 2025-10-22T00:16:57.200

Link: CVE-2020-13671

cve-icon Redhat

No data.