| Reporter | Title | Published | Views | Family All 13 |
|---|---|---|---|---|
 | CVE-2026-53512 | 15 Jul 202617:18 | – | attackerkb |
 | CVE-2026-53512 | 7 Jul 202620:54 | – | circl |
 | CVE-2026-53512 Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins | 15 Jul 202617:18 | – | cvelist |
 | EUVD-2026-44735 | 15 Jul 202617:18 | – | euvd |
 | Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins | 7 Jul 202620:11 | – | github |
 | CVE-2026-53512 | 15 Jul 202618:16 | – | nvd |
 | GHSA-PW9M-5JXM-XR6H Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins | 7 Jul 202620:11 | – | osv |
 | NPM: Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins | 7 Jul 202620:11 | – | patchstack |
 | PT-2026-56297 | 7 Jul 202600:00 | – | ptsecurity |
 | Incorrect Authorization | 7 Jul 202620:11 | – | snyk |
10
Node
[
{
"vendor": "better-auth",
"product": "better-auth",
"versions": [
{
"version": "< 1.6.11",
"status": "affected"
}
]
}
]| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| grant_type | request body | /api/auth/oauth2/token | OAuth token endpoint vulnerable to refresh_token grant not validating confidential client, enabling token minting with a valid refresh_token. | CWE-863, CWE-287, CWE-345, CWE-306 |
| refresh_token | request body | /api/auth/oauth2/token | OAuth token endpoint vulnerable to refresh_token grant not validating confidential client, enabling token minting with a valid refresh_token. | CWE-863, CWE-287, CWE-345, CWE-306 |
| client_id | request body | /api/auth/oauth2/token | OAuth token endpoint vulnerable to refresh_token grant not validating confidential client, enabling token minting with a valid refresh_token. | CWE-863, CWE-287, CWE-345, CWE-306 |
| client_secret | request body | /api/auth/oauth2/token | OAuth token endpoint vulnerable to refresh_token grant not validating confidential client, enabling token minting with a valid refresh_token. | CWE-863, CWE-287, CWE-345, CWE-306 |
| grant_type | request body | /api/auth/mcp/token | OAuth token endpoint (mcp) vulnerable to refresh_token grant not validating confidential client, enabling token minting with a valid refresh_token. | CWE-863, CWE-287, CWE-345, CWE-306 |
| refresh_token | request body | /api/auth/mcp/token | OAuth token endpoint (mcp) vulnerable to refresh_token grant not validating confidential client, enabling token minting with a valid refresh_token. | CWE-863, CWE-287, CWE-345, CWE-306 |
| client_id | request body | /api/auth/mcp/token | OAuth token endpoint (mcp) vulnerable to refresh_token grant not validating confidential client, enabling token minting with a valid refresh_token. | CWE-863, CWE-287, CWE-345, CWE-306 |
| client_secret | request body | /api/auth/mcp/token | OAuth token endpoint (mcp) vulnerable to refresh_token grant not validating confidential client, enabling token minting with a valid refresh_token. | CWE-863, CWE-287, CWE-345, CWE-306 |
Data
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21 Jul 2026 13:33Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.19.1
CVSS 49.1
EPSS0.00275
SSVC