GHSA-MQ23-VVG7-XFM4 Rancher does not Properly Validate Account Bindings in SAML Authentication Enables User Impersonation on First Login

Impact A vulnerability in Rancher has been discovered, leading to a local user impersonation through SAML Authentication on first login. The issue occurs when a SAML authentication provider AP is configured e.g. Keycloak. A newly created AP user can impersonate any user on Rancher by manipulating...

Rancher's SAML-based login via CLI can be denied by unauthenticated users

Impact A vulnerability has been identified within Rancher where it is possible for an unauthenticated user to list all CLI authentication tokens and delete them before the CLI is able to get the token value. This effectively prevents users from logging in via the CLI when using rancher token as t...

GHSA-5QMP-9X47-92Q8 Rancher's SAML-based login via CLI can be denied by unauthenticated users

Impact A vulnerability has been identified within Rancher where it is possible for an unauthenticated user to list all CLI authentication tokens and delete them before the CLI is able to get the token value. This effectively prevents users from logging in via the CLI when using rancher token as t...

PT-2025-9094 · Rancher · Rancher

Name of the Vulnerable Software and Affected Versions: Rancher versions prior to v2.8.13 Rancher versions prior to v2.9.7 Rancher versions prior to v2.10.3 Description: A vulnerability has been identified in Rancher where an unauthenticated user can list and delete CLI authentication tokens,...

PT-2025-9096 · Rancher · Rancher

Name of the Vulnerable Software and Affected Versions: Rancher versions 2.8.0 through 2.8.12 Rancher versions 2.9.0 through 2.9.6 Rancher versions 2.10.0 through 2.10.2 Description: A local user can impersonate other identities through SAML Authentication on first login due to an improper access...

SAML Signature Validation Bypass

SPID.AspNetCore.Authentication is vulnerable to SAML signature validation bypass. The vulnerability is due to the lack of strict validation of the relationship between the signature and the signed object, allowing an attacker to inject a signed XML element and impersonate any SPID or CIE user...

CVE-2025-24895

CIE.AspNetCore.Authentication is an AspNetCore Remote Authenticator for CIE 3.0. Authentication using Spid and CIE is based on the SAML2 standard which provides two entities: 1. Identity Provider IDP: the system that authenticates users and provides identity information SAML affirmation to the...

The vulnerability of the SPID.AspNetCore.Authentication library in the ASP.NET Core software platform allows a perpetrator to gain unauthorized access to protected information.

The vulnerability of the SPID.AspNetCore.Authentication library in the ASP.NET Core software platform is related to deficiencies in the authentication process. Exploiting this vulnerability could allow an attacker to gain unauthorized access to protected information by sending specially crafted...

User Impersonation

Overview Affected versions of this package are vulnerable to User Impersonation due to improper validation of SAML response signatures which allows an attacker to inject a malicious, signed XML element as the first signature, bypassing proper verification and enabling impersonation of any SPID or...

GHSA-VQ63-8F72-F486 AspNetCore Remote Authenticator for CIE3.0 Allows SAML Response Signature Verification Bypass

Description Authentication using Spid and CIE is based on the SAML2 standard which provides for two entities: Identity Provider IdP: the system that authenticates users and provides identity information SAML assertions to the Service Provider, essentially, it is responsible for managing user...

AspNetCore Remote Authenticator for CIE3.0 Allows SAML Response Signature Verification Bypass

Description Authentication using Spid and CIE is based on the SAML2 standard which provides for two entities: Identity Provider IdP: the system that authenticates users and provides identity information SAML assertions to the Service Provider, essentially, it is responsible for managing user...

The AspNetCore Remote Authenticator for SPID Allows SAML Response Signature Verification Bypass

Description Authentication using Spid and CIE is based on the SAML2 standard which provides for two entities: Identity Provider IdP: the system that authenticates users and provides identity information SAML assertions to the Service Provider, essentially, it is responsible for managing user...

GHSA-36H8-R92J-W9VW The AspNetCore Remote Authenticator for SPID Allows SAML Response Signature Verification Bypass

Description Authentication using Spid and CIE is based on the SAML2 standard which provides for two entities: Identity Provider IdP: the system that authenticates users and provides identity information SAML assertions to the Service Provider, essentially, it is responsible for managing user...

User Impersonation

Overview SPID.AspNetCore.Authentication is a custom implementation of an AspNetCore RemoteAuthenticationHandler for SPID a.k.a. the Italian 'Sistema Pubblico di Identità Digitale'. Affected versions of this package are vulnerable to User Impersonation due to the insufficient validation of SAML...

CVE-2025-24895

CIE.AspNetCore.Authentication is an AspNetCore Remote Authenticator for CIE 3.0. Authentication using Spid and CIE is based on the SAML2 standard which provides two entities: 1. Identity Provider IDP: the system that authenticates users and provides identity information SAML affirmation to the...

CVE-2025-24895 SAML Response Signature Verification Bypass in CIE.AspNetCore.Authentication

CIE.AspNetCore.Authentication is an AspNetCore Remote Authenticator for CIE 3.0. Authentication using Spid and CIE is based on the SAML2 standard which provides two entities: 1. Identity Provider IDP: the system that authenticates users and provides identity information SAML affirmation to the...

CVE-2025-24895

CVE-2025-24895 describes a SAML signature verification bypass in the CIE.AspNetCore.Authentication SP component for SPID/CIE. The issue arises because the first signature in a SAML response is not guaranteed to refer to the root object; an attacker could inject an item signed as the first element...

CVE-2025-24895 SAML Response Signature Verification Bypass in CIE.AspNetCore.Authentication

CIE.AspNetCore.Authentication is an AspNetCore Remote Authenticator for CIE 3.0. Authentication using Spid and CIE is based on the SAML2 standard which provides two entities: 1. Identity Provider IDP: the system that authenticates users and provides identity information SAML affirmation to the...

CVE-2025-24894

CVE-2025-24894 concerns SPID.AspNetCore.Authentication (AspNetCore Remote Authenticator for SPID). The vulnerability arises from insufficient validation of SAML response signatures in VerifySignature(), which may allow an attacker to impersonate any SPID/CIE user by injecting a valid signature in...

CVE-2025-24894 SAML Response Signature Verification Bypass in SPID.AspNetCore.Authentication

SPID.AspNetCore.Authentication is an AspNetCore Remote Authenticator for SPID. Authentication using Spid and CIE is based on the SAML2 standard which provides two entities: Identity Provider IDP: the system that authenticates users and provides identity information SAML affirmation to the Service...