CVE-2026-45414

Decidim: JWT-backed authentication can be replayed across organizations

Published Aug 6, 2026 CVSS 3.1 · 8.5 High EPSS < 1% KEV · Not listed
Description
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 participantDetails data and reach the proposal.answer mutation path. This issue is fixed in versions 0.31.5 and 0.32.0.rc2.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-r3v7-5x4c-c69q Decidim: JWT-backed authentication can be replayed across organizations
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Decidim
Decidim decidim
Vendors & Products Decidim
Decidim decidim
Type Values Removed Values Added
Description 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 participantDetails data and reach the proposal.answer mutation path. This issue is fixed in versions 0.31.5 and 0.32.0.rc2.
Title Decidim: JWT-backed authentication can be replayed across organizations
Weaknesses CWE-639
CWE-863
References
Metrics cvssV3_1

{'score': 8.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Aug 7, 2026, 5:50 PM
Reserved
May 12, 2026, 1:48 AM
Status
Deferred
Published
Aug 6, 2026, 10:17 PM
Modified
Sep 8, 2026, 8:51 PM