CVE-2026-67331
HIGHbetter-auth SCIM 1.5.0 before 1.7.0-beta.4 Authorization Bypass
Title source: cnaDescription
better-auth SCIM versions from 1.5.0 before 1.7.0-beta.4 fail to bind non-organization SCIM providers to their creator by default, allowing authenticated users to manage other users' providers. Attackers can regenerate SCIM bearer tokens, invalidate legitimate tokens, and authenticate to SCIM API routes with the attacker-controlled token.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-j8v8-g9cx-5qf4)
https://github.com/better-auth/better-auth/security/advisories/GHSA-j8v8-g9cx-5qf4
Third Party Advisory third-party-advisory
VulnCheck Advisory: better-auth SCIM 1.5.0 before 1.7.0-beta.4 Authorization Bypass
https://www.vulncheck.com/advisories/better-auth-scim-before-beta-4-authorization-bypass
Scores
CVSS v3
8.3
EPSS
0.0024
EPSS Percentile
15.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-639
Status
published
Products (2)
better-auth/scim
1.5.0 - 1.7.0-beta.4
better-auth/scim
1.7.0-beta.4
Published
Aug 01, 2026
Tracked Since
Aug 01, 2026