SSRF in Decidim

CVE-2026-45573

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, when VAPID delivery is enabled, the notification subscription flow stores a client-supplied push endpoint with…

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/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-2026-45573?
CVE-2026-45573 is a medium-severity vulnerability in Decidim, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.4/10. Published 2026-08-06.
How severe is CVE-2026-45573?
Medium severity. CVSS v3 base score is 6.4 out of 10.