CVE-2026-56739

Logto is the modern, open-source auth infrastructure for SaaS and AI apps. Prior to 1.43.0, Logto fetches administrator-controlled outbound destinations without validating the address used for the connection. Webhook delivery in packages/core/src/libraries/hook/utils.ts can reach special-use and...

CVE-2026-56739 Logto: SSRF via Webhooks and Custom OAuth2 Connector UserInfo Endpoint

Logto is the modern, open-source auth infrastructure for SaaS and AI apps. Prior to 1.43.0, Logto fetches administrator-controlled outbound destinations without validating the address used for the connection. Webhook delivery in packages/core/src/libraries/hook/utils.ts can reach special-use and...

CVE-2026-56739 Logto: SSRF via Webhooks and Custom OAuth2 Connector UserInfo Endpoint

Logto is the modern, open-source auth infrastructure for SaaS and AI apps. Prior to 1.43.0, Logto fetches administrator-controlled outbound destinations without validating the address used for the connection. Webhook delivery in packages/core/src/libraries/hook/utils.ts can reach special-use and...

CVE-2026-56739

Logto versions prior to 1.43.0 are vulnerable to Server-Side Request Forgery (SSRF) because the application fails to validate outbound destinations controlled by administrators. Specifically, Webhook delivery in packages/core/src/libraries/hook/utils.ts can access cloud metadata addresses. Additi...

CVE-2026-63203

In Logto versions 1.31.0 through 1.42.0 , a vulnerability exists in the Account API handlers located in packages/core/src/routes/account/third-party-tokens.ts. The root cause is that the handlers authenticate users but fail to require the identities scope , allowing callers with only an openid sc...

CVE-2026-63203 Logto: Account API can disclose stored third-party provider tokens without the identities scope

Logto is the modern, open-source auth infrastructure for SaaS and AI apps. From 1.31.0 until 1.42.0, the Account API handlers in packages/core/src/routes/account/third-party-tokens.ts allow a caller holding a same-user access token with only the openid scope to retrieve stored social or enterpris...

CVE-2026-63203 Logto: Account API can disclose stored third-party provider tokens without the identities scope

Logto is the modern, open-source auth infrastructure for SaaS and AI apps. From 1.31.0 until 1.42.0, the Account API handlers in packages/core/src/routes/account/third-party-tokens.ts allow a caller holding a same-user access token with only the openid scope to retrieve stored social or enterpris...

CVE-2026-63203: Missing Authorization

Logto is the modern, open-source auth infrastructure for SaaS and AI apps. From 1.31.0 until 1.42.0, the Account API handlers in packages/core/src/routes/account/third-party-tokens.ts allow a caller holding a same-user access token with only the openid scope to retrieve stored social or enterpris...

CVE-2026-56739: Server-Side Request Forgery (SSRF)

Logto is the modern, open-source auth infrastructure for SaaS and AI apps. Prior to 1.43.0, Logto fetches administrator-controlled outbound destinations without validating the address used for the connection. Webhook delivery in packages/core/src/libraries/hook/utils.ts can reach special-use and...

CVE-2026-82263

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...

CVE-2026-82262

Logto through 1.42.0 contains a server-side request forgery vulnerability in the POST /api/hooks/:id/test endpoint that accepts arbitrary URLs without host validation. Tenant administrators with Management API tokens can make the server issue HTTP POST requests to internal URLs and retrieve...

CVE-2026-82263 Logto Server-Side Request Forgery via OIDC SSO Connector Issuer URL

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...

EUVD-2026-67794

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...

CVE-2026-82263 Logto Server-Side Request Forgery via OIDC SSO Connector Issuer URL

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...

CVE-2026-82263 Logto Server-Side Request Forgery via OIDC SSO Connector Issuer URL

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...

CVE-2026-82263

Logto through 1.42.0 is affected by a server-side request forgery (SSRF) in the OIDC SSO connector creation endpoint . The root cause is a failure to validate the issuer URL parameter, allowing tenant administrators holding Management API credentials to supply arbitrary internal URLs that trigger...

EUVD-2026-67793

Logto through 1.42.0 contains a server-side request forgery vulnerability in the POST /api/hooks/:id/test endpoint that accepts arbitrary URLs without host validation. Tenant administrators with Management API tokens can make the server issue HTTP POST requests to internal URLs and retrieve...

CVE-2026-82262

Logto through 1.42.0 contains a Server-Side Request Forgery (SSRF) vulnerability in the POST /api/hooks/:id/test endpoint. The endpoint accepts arbitrary URLs without host validation, allowing tenant administrators holding Management API tokens to issue HTTP POST requests to internal services on ...

CVE-2026-82262 Logto Server-Side Request Forgery via webhook test endpoint

Logto through 1.42.0 contains a server-side request forgery vulnerability in the POST /api/hooks/:id/test endpoint that accepts arbitrary URLs without host validation. Tenant administrators with Management API tokens can make the server issue HTTP POST requests to internal URLs and retrieve...

CVE-2026-82262 Logto Server-Side Request Forgery via webhook test endpoint

Logto through 1.42.0 contains a server-side request forgery vulnerability in the POST /api/hooks/:id/test endpoint that accepts arbitrary URLs without host validation. Tenant administrators with Management API tokens can make the server issue HTTP POST requests to internal URLs and retrieve...