| Reporter | Title | Published | Views | Family All 18 |
|---|---|---|---|---|
 | CVE-2026-11717 | 18 Jun 202611:50 | – | attackerkb |
 | CVE-2026-11717 | 18 Jun 202613:18 | – | circl |
 | CVE-2026-11717 | 18 Jun 202611:50 | – | cvelist |
 | EUVD-2026-37879 | 18 Jun 202611:50 | – | euvd |
 | googleapis/mcp-toolbox: authentication bypass vulnerability in the generic opaque token validation path (validateOpaqueToken) | 18 Jun 202615:32 | – | github |
 | CVE-2026-11717 | 18 Jun 202611:50 | – | mend |
 | CVE-2026-11717 | 18 Jun 202614:17 | – | nvd |
 | CVE-2026-11717 | 18 Jun 202611:50 | – | osv_cve |
 | GHSA-8FCC-W5HV-4GXV googleapis/mcp-toolbox: authentication bypass vulnerability in the generic opaque token validation path (validateOpaqueToken) | 18 Jun 202615:32 | – | osv_ghsa |
 | GO-2026-5251 googleapis/mcp-toolbox: authentication bypass vulnerability in the generic opaque token validation path (validateOpaqueToken) in github.com/googleapis/mcp-toolbox | 25 Jun 202618:43 | – | osv_go |
10
Node
[
{
"vendor": "Google",
"product": "MCP Toolbox for Databases (googleapis/mcp-toolbox)",
"versions": [
{
"status": "affected",
"version": "1.0.0",
"lessThanOrEqual": "1.3.0",
"versionType": "semver"
}
],
"defaultStatus": "unaffected"
}
]| Source | Link |
|---|---|
| github | www.github.com/googleapis/mcp-toolbox/pull/3341 |
| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| active | request body | /oauth/token | The toolbox fails to properly validate the 'active' field in the response from an OAuth 2.0 introspection endpoint. If the 'active' key is missing from the response, the toolbox defaults to accepting the token, leading to an authentication bypass. | CWE-287 |
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17 Aug 2026 16:13Current
8.3High risk
Vulners AI Score8.3
CVSS 3.19.1
CVSS 49.3
EPSS0.00176
SSVC