CVE-2023-24811: Cross site scripting (XSS) vulnerability using url preview in Misskey
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 Software
Remediation
Event History
Frequently Asked Questions
What is CVE-2023-24811?
CVE-2023-24811 is a cross site scripting vulnerability in Misskey, an open source decentralized social media platform, versions prior to 13.3.2.
How severe is the vulnerability?
The severity of CVE-2023-24811 is high, with a CVSS score of 6.1.
What is the affected software?
The affected software is Misskey, versions prior to 13.3.2.
How can the vulnerability be exploited?
The vulnerability can be exploited by loading a malicious URL in the 'View in Player' or 'View' feature, leading to the execution of arbitrary JavaScript.
How do I fix CVE-2023-24811?
To fix CVE-2023-24811, upgrade to Misskey version 13.3.2 or later.