CVE-2026-48053 Kolibri has Unauthenticated Server-Side Request Forgery (SSRF) in RemoteFacilityUserViewset

Kolibri is an offline-first education platform. Prior to version 0.19.4, several Kolibri API endpoints accept an unvalidated baseurl parameter and fetch attacker-controlled URLs from the Kolibri server, reflecting the response body back to the caller. The original report identified two endpoints ...

CVE-2026-48053

Kolibri versions before 0.19.4 have an unauthenticated SSRF in RemoteFacilityUserViewset (api.py:1570) and three other endpoints: the baseurl parameter is only scheme-validated, and requests follows 30x redirects, allowing attackers to pivot fetches to internal services or cloud metadata (AWS IMD...