CVE-2026-57177

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the LoginRadius backend did not validate OAuth state during the authentication flow. Applications using this backend were vulnerable to login CSRF. An attacker could cause a victim's browser session to...

CVE-2026-57177 social-auth-core has Login CSRF via Missing State Parameter in LoginRadius Backend

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the LoginRadius backend did not validate OAuth state during the authentication flow. Applications using this backend were vulnerable to login CSRF. An attacker could cause a victim's browser session to...

CVE-2026-57177 social-auth-core has Login CSRF via Missing State Parameter in LoginRadius Backend

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the LoginRadius backend did not validate OAuth state during the authentication flow. Applications using this backend were vulnerable to login CSRF. An attacker could cause a victim's browser session to...

EUVD-2026-86311

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the LoginRadius backend did not validate OAuth state during the authentication flow. Applications using this backend were vulnerable to login CSRF. An attacker could cause a victim's browser session to...

CVE-2026-57177 social-auth-core has Login CSRF via Missing State Parameter in LoginRadius Backend

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the LoginRadius backend did not validate OAuth state during the authentication flow. Applications using this backend were vulnerable to login CSRF. An attacker could cause a victim's browser session to...

CVE-2026-57177

The python-social-auth (social-auth-core) library is vulnerable to Login CSRF in versions prior to 5.0.0 due to a missing state parameter validation in the LoginRadius backend . An attacker can trick a victim's browser into completing an authentication flow using an attacker-controlled token, res...

CVE-2026-57177

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the LoginRadius backend did not validate OAuth state during the authentication flow. Applications using this backend were vulnerable to login CSRF. An attacker could cause a victim's browser session to...

CVE-2026-57176 social-auth-core Vulnerable to Account Takeover via Identity Binding Flaw in Vend Backend

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the Vend OAuth2 backend used only the numeric Vend userid as the social-auth UID. When multiple Vend shops authenticate through the same application, users from different shops with the same internal Ven...

CVE-2026-57176

The Python Social Auth library is vulnerable to account takeover in its Vend OAuth2 backend prior to version 5.0.0 . The root cause is an identity binding flaw where the backend uses only the numeric user_id as the social-auth UID. When multiple Vend shops are integrated into the same application...

CVE-2026-57176

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the Vend OAuth2 backend used only the numeric Vend userid as the social-auth UID. When multiple Vend shops authenticate through the same application, users from different shops with the same internal Ven...

EUVD-2026-86310

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the Vend OAuth2 backend used only the numeric Vend userid as the social-auth UID. When multiple Vend shops authenticate through the same application, users from different shops with the same internal Ven...

CVE-2026-57176 social-auth-core Vulnerable to Account Takeover via Identity Binding Flaw in Vend Backend

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the Vend OAuth2 backend used only the numeric Vend userid as the social-auth UID. When multiple Vend shops authenticate through the same application, users from different shops with the same internal Ven...

CVE-2026-57176

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the Vend OAuth2 backend used only the numeric Vend userid as the social-auth UID. When multiple Vend shops authenticate through the same application, users from different shops with the same internal Ven...

CVE-2026-57176 social-auth-core Vulnerable to Account Takeover via Identity Binding Flaw in Vend Backend

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the Vend OAuth2 backend used only the numeric Vend userid as the social-auth UID. When multiple Vend shops authenticate through the same application, users from different shops with the same internal Ven...

CVE-2026-57175

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the SAML backend accepted SAML responses on the Assertion Consumer Service endpoint without verifying that they matched a previously issued "AuthnRequest". Applications using SAML account association cou...

CVE-2026-57175 social-auth-core has an Improper Authentication issue

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the SAML backend accepted SAML responses on the Assertion Consumer Service endpoint without verifying that they matched a previously issued AuthnRequest. Applications using SAML account association could...

CVE-2026-57175 social-auth-core has an Improper Authentication issue

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the SAML backend accepted SAML responses on the Assertion Consumer Service endpoint without verifying that they matched a previously issued AuthnRequest. Applications using SAML account association could...

EUVD-2026-86309

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the SAML backend accepted SAML responses on the Assertion Consumer Service endpoint without verifying that they matched a previously issued AuthnRequest. Applications using SAML account association could...

CVE-2026-57175

The Python Social Auth SAML backend is vulnerable to an improper authentication issue prior to version 5.0.0 . The root cause is the failure to verify that SAML responses on the Assertion Consumer Service endpoint match a previously issued AuthnRequest. An attacker with a valid account on a trust...

CVE-2026-57175

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the SAML backend accepted SAML responses on the Assertion Consumer Service endpoint without verifying that they matched a previously issued AuthnRequest. Applications using SAML account association could...