Information disclosure in Decidim

CVE-2026-45378

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 verification_attachment blobs through reusable signed Activ…

Vulnerability class: Information Disclosure

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

  • Decidim — versions < 0.30.9, >= 0.31.0.rc1, < 0.31.5, >= 0.32.0.rc1, < 0.32.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-45378?
CVE-2026-45378 is a high-severity vulnerability in Decidim, classified under Information Disclosure. CVSS score: 7.5/10. Published 2026-08-06.
How severe is CVE-2026-45378?
High severity. CVSS v3 base score is 7.5 out of 10.