CVE-2023-24811: Misskey

Medium severity, CVSS 6.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Misskey is an open source, decentralized social media platform. In versions prior to 13.3.2 the URL preview function is subject to a cross site scripting vulnerability due to insufficient URL validation. Arbitrary JavaScript is executed when a malicious URL is loaded in the `View in Player` or `View in Window` preview. This has been fixed in version 13.3.2. Users are advised to upgrade. Users unable to upgrade should avoid usage of the `View in Player` or `View in Window` functions.

Affected products

• Misskey Misskey: before 13.3.2 (fixed in 13.3.2)

Published 2023-02-22. Last modified 2026-06-17.