GHSA-2WVM-8MVP-22QV Pocket-ID has an Open Redirect on the OIDC /authorize page via unvalidated redirect_uri with prompt=none

Summary The OIDC authorization page in the pocket-id frontend redirects the browser to an attacker-controlled URL without consulting the backend redirecturi allow-list when the request uses prompt=none. An attacker who knows a valid clientid can craft an /authorize link that sends a victim or a...

CVE-2026-55834 Pocket ID: Open Redirect on the OIDC /authorize page via unvalidated redirect_uri with prompt=none

Pocket ID is an OIDC provider that allows users to authenticate with their passkeys to services. From 2.6.0 until 2.9.0, frontend/src/routes/authorize/+page.ts reads the redirecturi query parameter and frontend/src/routes/authorize/+page.svelte uses the raw callbackURL in redirectWithError when...