CVE-2026-34969

Nhost CVE-2026-34969 affects the Nhost project (auth service) where, before 0.48.0, the OAuth provider callback incorrectly appended the refresh token as a URL query parameter during redirect. This caused refresh tokens to be exposed in browser history, server logs, HTTP Referer headers, and prox...

CVE-2026-34969 Nhost Leaks the Refresh Token via URL Query Parameter in OAuth Provider Callback

Nhost is an open source Firebase alternative with GraphQL. Prior to 0.48.0, the auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer headers,...

CVE-2026-34969 Nhost Leaks the Refresh Token via URL Query Parameter in OAuth Provider Callback

Nhost is an open source Firebase alternative with GraphQL. Prior to 0.48.0, the auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer headers,...

Nhost 安全漏洞

Nhost is an open-source backend service platform developed by Nhost. Versions of Nhost prior to 0.48.0 contained security vulnerabilities. These vulnerabilities stemmed from the OAuth provider’s callback process for authentication services, where the refresh token was directly placed as a query...

org.keycloak.protocol.oidc: Keycloak Refresh Token Reuse Bypass via TOCTOU Race Condition

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...

GHSA-G2QJ-PRGH-4G9R Nhost Leaks Refresh Tokens via URL Query Parameter in OAuth Provider Callback

Refresh Token Leaked via URL Query Parameter in OAuth Provider Callback Summary The auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer...

Nhost Leaks Refresh Tokens via URL Query Parameter in OAuth Provider Callback

Refresh Token Leaked via URL Query Parameter in OAuth Provider Callback Summary The auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer...

Use of GET Request Method With Sensitive Query Strings

Overview openssl-encrypt is an A package for secure file encryption and decryption based on modern ciphers using heavy-compute-load chaining of hashing and KDF to generate strong encryption password based on users provided password to ensure secure encryption of files Affected versions of this...

GHSA-4RH7-JWG9-M28M openssl-encrypt accepts refresh tokens as URL query parameters causing token leakage

Summary Refresh tokens are accepted as URL query parameters in the keyserver and telemetry server routes. Affected Code python opensslencryptserver/modules/keyserver/routes.py:214-215 opensslencryptserver/modules/telemetry/routes.py:90-91 async def refreshtoken request: Request, refreshtoken: str...

PT-2026-29832

Name of the Vulnerable Software and Affected Versions: Nhost versions prior to 0.48.0 Description: Nhost's auth service OAuth provider callback flow includes the refresh token directly in the redirect URL as a query parameter. This can lead to exposure of the refresh token in browser history,...

AWS VDP: Kiro IDE Stores Auth Tokens with World-Readable Permissions (0644)

The Kiro IDE version 0.11.107 wrote authentication tokens access token and refresh token to a file with world-readable permissions 0644. The file contained sensitive information, including the access token, refresh token, and profile ARN. This exposed the credentials to potential unauthorized...

EUVD-2026-16142

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

Server-side Request Forgery (SSRF)

Overview org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services. Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the clientsessionhost parameter during refresh token requests when the...

Keycloak Server-Side Request Forgery via OIDC token endpoint manipulation

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

CVE-2026-4874 Org.keycloak.protocol.oidc.grants: org.keycloak.services.managers: keycloak: server-side request forgery via oidc token endpoint manipulation

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

CVE-2026-4874

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

CVE-2026-4874

Keycloak vulnerability CVE-2026-4874 enables an authenticated attacker to perform Server-Side Request Forgery (SSRF) by manipulating the client_session_host parameter during refresh token requests when a client is configured to use backchannel.logout.url with the application.session.host placehol...

CVE-2026-4874 Org.keycloak.protocol.oidc.grants: org.keycloak.services.managers: keycloak: server-side request forgery via oidc token endpoint manipulation

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

CVE-2026-4874

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

PT-2026-28224

Name of the Vulnerable Software and Affected Versions Keycloak affected versions not specified Description An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the client session host parameter during refresh token requests. This is possible when a Keycloak clien...