Medium severity6.8NVD Advisory· Published Aug 28, 2026
CVE-2026-82263
CVE-2026-82263
Description
Logto through 1.42.0 contains a server-side request forgery vulnerability in the OIDC SSO connector creation endpoint that fails to validate the issuer URL parameter. Tenant administrators with Management API credentials can supply arbitrary internal URLs to trigger HTTP GET requests to private network services, with response content returned in API responses.
Affected products
2Patches
Vulnerability mechanics
References
4- github.com/logto-io/logto/blob/v1.42.0/packages/core/src/sso/OidcConnector/utils.tsnvd
- github.com/logto-io/logto/commit/16f4b2e732d5114ac98646c9370ec6ab61d6ed26nvd
- github.com/logto-io/logto/issues/9465nvd
- www.vulncheck.com/advisories/logto-server-side-request-forgery-via-oidc-sso-connector-issuer-urlnvd
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