@better-auth/scim: Account/provider takeover via missing owner binding on non-org SCIM providers — GHSA-J8V8-G9CX-5QF4

Summary

### Am I affected? Users are affected if all of these hold: - They install and register the `@better-auth/scim` plugin (`plugins: [scim()]`). - They create SCIM providers without an `organizationId`, that is, non-organization ("personal") providers. Organization-scoped providers are not affected because they enforce organization membership and role. - Their application's deployment has more than one authenticated…

Timeline

Published by source

2026-07-07

Risk context

• Reported severity or threat level: high.
• Reported CVSS score: 8.3 out of 10.
• Review exposure for the affected product or family: npm: @better-auth/scim.

Product

npm: @better-auth/scim

What to do

General, cautious steps (verify details in the official source):

• Prioritize patching or mitigation immediately (treat as actively risky).
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source

Evidence and provenance

Canonical advisory ID

GHSA-J8V8-G9CX-5QF4

Source

GitHub

Vendor

GitHub

Published by source

2026-07-07

Last source activity

2026-07-07

Curated by

hlukh.ch

Related advisories and connections

These advisories are connected by shared CVE, product, vendor, source, or time signals.