Decidim: Push subscriptions can be abused for server-side requests

Description The push-subscription endpoint stores an attacker-controlled delivery URL, and the notification send path becomes an outbound-request sink when VAPID delivery is enabled. The practical result is an authenticated, stored, mostly blind SSRF primitive to arbitrary HTTPS endpoints reachab...

PT-2026-58934

Description The push-subscription endpoint stores an attacker-controlled delivery URL, and the notification send path becomes an outbound-request sink when VAPID delivery is enabled. The practical result is an authenticated, stored, mostly blind SSRF primitive to arbitrary HTTPS endpoints reachab...

PT-2026-60074

Name of the Vulnerable Software and Affected Versions Decidim versions prior to 0.30.9 Decidim versions 0.31.0 through 0.31.4 Decidim version 0.32.0.rc1 Description When VAPID delivery is enabled, the notification subscription flow fails to validate that the client-supplied push endpoint belongs ...