High severityOSV Advisory· Published Feb 3, 2026· Updated Feb 3, 2026
Decidim's private data exports can lead to data leaks
CVE-2025-65017
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.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
decidim-coreRubyGems | >= 0.30.0, < 0.30.4 | 0.30.4 |
decidimRubyGems | >= 0.30.0, < 0.30.4 | 0.30.4 |
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
8- github.com/advisories/GHSA-3cx6-j9j4-54mpghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-65017ghsaADVISORY
- github.com/decidim/decidim/pull/13571ghsax_refsource_MISCWEB
- github.com/decidim/decidim/releases/tag/v0.30.4ghsax_refsource_MISCWEB
- github.com/decidim/decidim/releases/tag/v0.31.0ghsax_refsource_MISCWEB
- github.com/decidim/decidim/security/advisories/GHSA-3cx6-j9j4-54mpghsax_refsource_CONFIRMWEB
- github.com/rubysec/ruby-advisory-db/blob/master/gems/decidim-core/CVE-2025-65017.ymlghsaWEB
- github.com/rubysec/ruby-advisory-db/blob/master/gems/decidim/CVE-2025-65017.ymlghsaWEB
News mentions
0No linked articles in our index yet.