CVE-2026-11718

An authentication bypass vulnerability exists in the generic opaque token validation path validateOpaqueToken of googleapis/mcp-toolbox. When the toolbox validates an opaque token via an OAuth 2.0 introspection endpoint RFC 7662, it decodes the response into an introspectResp struct. However, the...

EUVD-2026-37880

An authentication bypass vulnerability exists in the generic opaque token validation path validateOpaqueToken of googleapis/mcp-toolbox. When the toolbox validates an opaque token via an OAuth 2.0 introspection endpoint RFC 7662, it decodes the response into an introspectResp struct. However, the...

CVE-2026-11718

An authentication bypass vulnerability exists in the generic opaque token validation path validateOpaqueToken of googleapis/mcp-toolbox. When the toolbox validates an opaque token via an OAuth 2.0 introspection endpoint RFC 7662, it decodes the response into an introspectResp struct. However, the...

CVE-2026-11717

An authentication bypass vulnerability exists in the generic opaque token validation path validateOpaqueToken of googleapis/mcp-toolbox. When verifying an unparsed opaque token via an OAuth 2.0 introspection endpoint RFC 7662, the toolbox decodes the response into an introspectResp struct where t...

CVE-2026-11717

CVE-2026-11717 details an authentication bypass in googleapis/mcp-toolbox, specifically in the validateOpaqueToken path. When verifying an unparsed opaque token via an OAuth 2.0 introspection endpoint (RFC 7662), the toolbox decodes the response into an introspectResp with Active as a *bool. The ...

CVE-2026-11717

An authentication bypass vulnerability exists in the generic opaque token validation path validateOpaqueToken of googleapis/mcp-toolbox. When verifying an unparsed opaque token via an OAuth 2.0 introspection endpoint RFC 7662, the toolbox decodes the response into an introspectResp struct where t...

EUVD-2026-37879

An authentication bypass vulnerability exists in the generic opaque token validation path validateOpaqueToken of googleapis/mcp-toolbox. When verifying an unparsed opaque token via an OAuth 2.0 introspection endpoint RFC 7662, the toolbox decodes the response into an introspectResp struct where t...

CVE-2026-11717

An authentication bypass vulnerability exists in the generic opaque token validation path validateOpaqueToken of googleapis/mcp-toolbox. When verifying an unparsed opaque token via an OAuth 2.0 introspection endpoint RFC 7662, the toolbox decodes the response into an introspectResp struct where t...

CVE-2026-55742

Cotonti 1.0.0 master branch, commit f43f1fc3 is vulnerable to Cross-Site Request Forgery in the administration rights handler. In system/admin/admin.rights.php, the rights update action 'a=update' modifies group access rights including via cotauthaddgroup without calling cotcheckxg to validate th...

CVE-2026-55744

Cotonti 1.0.0 master branch, commit f43f1fc3 is vulnerable to Cross-Site Request Forgery in the Personal File Storage PFS module. In modules/pfs/inc/pfs.main.php, the file upload action 'a=upload' processes uploaded files without calling cotcheckxg to validate the anti-CSRF token, even though...

CVE-2026-55741

Cotonti 1.0.0 master branch, commit f43f1fc3 is vulnerable to Cross-Site Request Forgery in the administration configuration handler. In system/admin/admin.config.php, the configuration update action 'a=update' processes POST data via cotconfigupdateoptions without calling cotcheckxg to validate...

CVE-2026-55745 Cotonti CSRF in PFS folder edit allows unauthorized folder modification

Cotonti 1.0.0 master branch, commit f43f1fc3 is vulnerable to Cross-Site Request Forgery in the Personal File Storage PFS module. In modules/pfs/inc/pfs.editfolder.php, the folder update action 'a=update' updates folder metadata title, description, public/gallery flags without calling cotcheckxg ...

EUVD-2026-37856

Cotonti 1.0.0 master branch, commit f43f1fc3 is vulnerable to Cross-Site Request Forgery in the Personal File Storage PFS module. In modules/pfs/inc/pfs.editfolder.php, the folder update action 'a=update' updates folder metadata title, description, public/gallery flags without calling cotcheckxg ...

EUVD-2026-37855

Cotonti 1.0.0 master branch, commit f43f1fc3 is vulnerable to Cross-Site Request Forgery in the Personal File Storage PFS module. In modules/pfs/inc/pfs.main.php, the file upload action 'a=upload' processes uploaded files without calling cotcheckxg to validate the anti-CSRF token, even though...

CVE-2026-55742 Cotonti CSRF in admin.rights.php allows privilege escalation

Cotonti 1.0.0 master branch, commit f43f1fc3 is vulnerable to Cross-Site Request Forgery in the administration rights handler. In system/admin/admin.rights.php, the rights update action 'a=update' modifies group access rights including via cotauthaddgroup without calling cotcheckxg to validate th...

CVE-2026-55742 Cotonti CSRF in admin.rights.php allows privilege escalation

Cotonti 1.0.0 master branch, commit f43f1fc3 is vulnerable to Cross-Site Request Forgery in the administration rights handler. In system/admin/admin.rights.php, the rights update action 'a=update' modifies group access rights including via cotauthaddgroup without calling cotcheckxg to validate th...

CVE-2026-55742

Cotonti 1.0.0 (master, commit f43f1fc3) is vulnerable to CSRF in system/admin/admin.rights.php while performing the update action (a=update). The code path updates group access rights (including via cot_auth_add_group) without calling cot_check_xg() to validate an anti-CSRF token. A remote attack...

CVE-2026-55741 Cotonti CSRF in admin.config.php allows unauthorized configuration changes

Cotonti 1.0.0 master branch, commit f43f1fc3 is vulnerable to Cross-Site Request Forgery in the administration configuration handler. In system/admin/admin.config.php, the configuration update action 'a=update' processes POST data via cotconfigupdateoptions without calling cotcheckxg to validate...

CVE-2026-55741 Cotonti CSRF in admin.config.php allows unauthorized configuration changes

Cotonti 1.0.0 master branch, commit f43f1fc3 is vulnerable to Cross-Site Request Forgery in the administration configuration handler. In system/admin/admin.config.php, the configuration update action 'a=update' processes POST data via cotconfigupdateoptions without calling cotcheckxg to validate...

CVE-2026-55741 Cotonti CSRF in admin.config.php allows unauthorized configuration changes

Cotonti 1.0.0 master branch, commit f43f1fc3 is vulnerable to Cross-Site Request Forgery in the administration configuration handler. In system/admin/admin.config.php, the configuration update action 'a=update' processes POST data via cotconfigupdateoptions without calling cotcheckxg to validate...