CVE-2023-42450 Mastodon Server-Side Request Forgery vulnerability

Mastodon is a free, open-source social network server based on ActivityPub. Starting in version 4.2.0-beta1 and prior to version 4.2.0-rc2, by crafting specific input, attackers can inject arbitrary data into HTTP requests issued by Mastodon. This can be used to perform confused deputy attacks if...

PT-2023-6629 · Mastodon · Mastodon

Name of the Vulnerable Software and Affected Versions: Mastodon versions 4.2.0-beta1 through 4.2.0-rc1 Description: The issue is related to insufficient request validation on the server side, allowing attackers to inject arbitrary data into HTTP requests issued by Mastodon. This can be used to...