CVE-2024-56328 – Discourse JavaScript Injection Vulnerability

The following table lists the changes that have been made to the
CVE-2024-56328 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Feb. 04, 2025

    Action Type Old Value New Value
    Added Description Discourse is an open source platform for community discussion. An attacker can execute arbitrary JavaScript on users’ browsers by posting a maliciously crafted onebox url. This issue only affects sites with CSP disabled. This problem has been patched in the latest version of Discourse. Users are advised to upgrade. Users unable to upgrade should enable CSP, disable inline Oneboxes globally, or allow specific domains for Oneboxing.
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
    Added CWE CWE-79
    Added Reference https://github.com/discourse/discourse/security/advisories/GHSA-j855-mhxj-x6vg
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