Auth bypass in Decidim
CVE-2026-45086
Decidim is a participatory democracy framework. From 0.31.1 before 0.31.5 and in 0.32.0.rc1 before 0.32.0.rc2, a participant can directly load /admin/demographics/questions/edit_questions and reach the demographics questionnaire editor wit…
Vulnerability class: Broken Access Control
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.
Affected products
- Decidim — versions >= 0.31.1, < 0.31.5, >= 0.32.0.rc1, < 0.32.0.rc2
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-45086?
- CVE-2026-45086 is a medium-severity vulnerability in Decidim, classified under Missing Authorization. CVSS score: 5.4/10. Published 2026-07-31.
- How severe is CVE-2026-45086?
- Medium severity. CVSS v3 base score is 5.4 out of 10.