Security Advisory

CVE-2020-13671

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2020-11-20 15:40:39

Last updated 2025-10-21 23:35:32

Assigner drupal

State PUBLISHED

Description

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.

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