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CVE-2026-67330: scim 1.4.0-beta.27 to before *, 1.7.0-beta.0 to before *
CVE-2026-67330. CVSS 3.1 base score 9.9 (CRITICAL, Vendor/CNA). EPSS 0.00598 (percentile 0.46891), scored 2026-10-06.
Affected technology
scim · 1.4.0-beta.27 to before *
better-auth
scim · 1.7.0-beta.0 to before *
better-auth
Description’s affected range: versions >= 1.4.0-beta.27 through <= 1.6.21 and >= 1.7.0-beta.0 through <= 1.7.0-beta.9
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
An authenticated user could mint a SCIM token whose provider ID collided with an existing provider namespace, causing SCIM user routes to resolve account rows the token never provisioned. Vendor/CNA’s CVSS 4.0 assessment (base score 9.4/10) rates confidentiality, integrity and availability impact as high.
- CWE
- CWE-20
- CCR priority
- 39.7 /100 (P4)
- CVSS 3.1
- 9.9 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H · Vendor/CNA
- EPSS
- 0.00598 · percentile 0.47001 · 2026-10-08
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-08 17:36:22.845483+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-08 17:32:11.049884+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-67330.html