Decidim is a participatory democracy framework. In versions from 0.30.0 to before 0.30.4 and from 0.31.0.rc1 to before 0.31.0, the private data exports can lead to data leaks in case the UUID generation, causing collisions for the generated UUIDs. This issue has been patched in versions 0.30.4 and 0.31.0.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation poc

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
decidim decidim affected
Version Status Constraints
>= 0.30.0, < 0.30.4 affected —
>= 0.31.0.r1, < 0.31.0 affected —

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories
Source ID Title
Github GHSA Github GHSA GHSA-3cx6-j9j4-54mp Decidim's private data exports can lead to data leaks
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/decidim/decidim/pull/13571 cve-icon cve-icon
https://github.com/decidim/decidim/releases/tag/v0.30.4 cve-icon cve-icon
https://github.com/decidim/decidim/releases/tag/v0.31.0 cve-icon cve-icon
https://github.com/decidim/decidim/security/advisories/GHSA-3cx6-j9j4-54mp cve-icon cve-icon
History

Tue, 03 Feb 2026 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Tue, 03 Feb 2026 15:15:00 +0000

Type Values Removed Values Added
Description Decidim is a participatory democracy framework. In versions from 0.30.0 to before 0.30.4 and from 0.31.0.rc1 to before 0.31.0, the private data exports can lead to data leaks in case the UUID generation, causing collisions for the generated UUIDs. This issue has been patched in versions 0.30.4 and 0.31.0.
Title Decidim's private data exports can lead to data leaks
Weaknesses CWE-200
CWE-703
References
Metrics cvssV4_0

{'score': 8.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N'}

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-02-03T17:09:47.635Z

Reserved: 2025-11-13T15:36:51.680Z

Link: CVE-2025-65017

cve-icon Vulnrichment

Updated: 2026-02-03T17:09:16.906Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-03T15:16:12.403

Modified: 2026-02-03T16:44:03.343

Link: CVE-2025-65017

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses