If an attacker can infer the slug or URL of an unpublished or private resource, and this resource can be embedded (such as a Participatory Process, an Assembly, a Proposal, a Result, etc), then some data of this resource could be accessed.
version 0.27.6
https://github.com/decidim/decidim/commit/1756fa639ef393ca8e8bb16221cab2e2e7875705
Disallow access through your web server to the URLs finished with /embed.html
{ "nvd_published_at": "2024-07-10T19:15:10Z", "cwe_ids": [ "CWE-200" ], "severity": "MODERATE", "github_reviewed": true, "github_reviewed_at": "2024-07-10T15:10:57Z" }