CVE-2026-45378 Decidim: Verification documents can be downloaded through reusable links

Decidim is a participatory democracy framework. Prior to 0.30.9, from 0.31.0 before 0.31.5, and in 0.32.0.rc1 before 0.32.0.rc2, the identity-document verification admin UI embeds verificationattachment blobs through reusable signed Active Storage disk URLs, allowing anyone who obtains a URL to...

CVE-2026-45414 Decidim: JWT-backed authentication can be replayed across organizations

Decidim is a participatory democracy framework. Prior to 0.31.5 and in 0.32.0.rc1 before 0.32.0.rc2, JWT-backed API authentication is not bound to the organization selected by the current host, allowing a JWT issued for one tenant to be replayed against another tenant’s API to read...

CVE-2026-45330 Decidim: Verification admins can access supplied IDs from other organisations

Decidim is a participatory democracy framework. Prior to 0.30.9, from 0.31.0 before 0.31.5, and in 0.32.0.rc1 before 0.32.0.rc2, the identity-document verification admin controllers load pending Authorization records by raw identifier without confirming currentorganization ownership, allowing an...

Decidim: CSV census record endpoints improper authorization

Description A participant manager can access and modify the CSV census record admin forms. Technical description The CSV census admin record-management surface under /admin/csvcensus/censuslogs does not enforce admin-only authorization before rendering or mutating Decidim::Verifications::CsvDatum...

GHSA-VQ6J-HJ8W-7V39 Decidim: Forms admin question editor lacks authorization

Description A participant can load the demographics questionnaire admin editor and make changes. Technical description The demographics questionnaire editor should require admin access, but the route under /admin/demographics/questions renders the editor interface without checking whether the...

CVE-2026-40870 Decidim's comments API allows access to all commentable resources

Decidim is a participatory democracy framework. Starting in version 0.0.1 and prior to versions 0.30.5 and 0.31.1, the root level commentable field in the API allows access to all commentable resources within the platform, without any permission checks. All Decidim instances are impacted that hav...

PT-2026-34052

Decidim is a participatory democracy framework. Starting in version 0.0.1 and prior to versions 0.30.5 and 0.31.1, the root level commentable field in the API allows access to all commentable resources within the platform, without any permission checks. All Decidim instances are impacted that hav...

Decidim's comments API allows access to all commentable resources

Impact The root level commentable field in the API allows access to all commentable resources within the platform, without any permission checks. All Decidim instances are impacted that have not secured the /api endpoint. The /api endpoint is publicly available with the default configuration...