CVE-2025-55009 – WorkOS AuthKit Remix Sensitive Authentication Artifact Exposure

The following table lists the changes that have been made to the
CVE-2025-55009 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Aug. 09, 2025

    Action Type Old Value New Value
    Added Description The AuthKit library for Remix provides convenient helpers for authentication and session management using WorkOS & AuthKit with Remix. In versions 0.14.1 and below, @workos-inc/authkit-remix exposed sensitive authentication artifacts — specifically sealedSession and accessToken — by returning them from the authkitLoader. This caused them to be rendered into the browser HTML.
    Added CVSS V3.1 AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
    Added CWE CWE-200
    Added Reference https://github.com/workos/authkit-remix/commit/20102afc74bf3dd5150a975a098067fb406b90b6
    Added Reference https://github.com/workos/authkit-remix/releases/tag/v0.15.0
    Added Reference https://github.com/workos/authkit-remix/security/advisories/GHSA-v3gr-w9gf-23cx
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