CVE-2020-7692

PKCE support is not implemented in accordance with the RFC for OAuth 2.0 for Native Apps. Without the use of PKCE, the authorization code returned by an authorization server is not enough to guarantee that the client that issued the initial authorization request is the one that will be authorized...

Improper Authorization

Google OAuth Client is vulnerable to improper authorization. Due to a flaw in implementation for Proof Key for Code Exchange PKCE, the code sent by authorization server is not properly handled to authorize the client that issued the initial authorization request, allowing an attacker with a...

CVE-2020-7692

PKCE support is not implemented in accordance with the RFC for OAuth 2.0 for Native Apps. Without the use of PKCE, the authorization code returned by an authorization server is not enough to guarantee that the client that issued the initial authorization request is the one that will be authorized...

CVE-2020-7692

PKCE support is not implemented in accordance with the RFC for OAuth 2.0 for Native Apps. Without the use of PKCE, the authorization code returned by an authorization server is not enough to guarantee that the client that issued the initial authorization request is the one that will be authorized...

Authorization

PKCE support is not implemented in accordance with the RFC for OAuth 2.0 for Native Apps. Without the use of PKCE, the authorization code returned by an authorization server is not enough to guarantee that the client that issued the initial authorization request is the one that will be authorized...

CVE-2020-7692

PKCE support is not implemented in accordance with the RFC for OAuth 2.0 for Native Apps. Without the use of PKCE, the authorization code returned by an authorization server is not enough to guarantee that the client that issued the initial authorization request is the one that will be authorized...

CVE-2020-7692 Improper Authorization

PKCE support is not implemented in accordance with the RFC for OAuth 2.0 for Native Apps. Without the use of PKCE, the authorization code returned by an authorization server is not enough to guarantee that the client that issued the initial authorization request is the one that will be authorized...

CVE-2020-7692

PKCE support is not implemented in accordance with the RFC for OAuth 2.0 for Native Apps. Without the use of PKCE, the authorization code returned by an authorization server is not enough to guarantee that the client that issued the initial authorization request is the one that will be authorized...

CVE-2020-7692

CVE-2020-7692 affects the Google OAuth Client Library for Java (com.google.oauth-client:google-oauth-client) prior to 1.31.0. The issue is that PKCE is not implemented per OAuth 2.0 RFC for native apps, meaning an authorization code could be intercepted by a malicious app and used to gain access ...

CVE-2020-7692: Incorrect Authorization

PKCE support is not implemented in accordance with the RFC for OAuth 2.0 for Native Apps. Without the use of PKCE, the authorization code returned by an authorization server is not enough to guarantee that the client that issued the initial authorization request is the one that will be authorized...

Grammarly: Grammarly Keyboard for Android "Authorization Code with PKCE" flow implementation vulnerability that allows account takeover

@tomtenisse identified a vulnerability in Grammarly Keyboard for Android that allowed malicious application installed on the device to guess the PKCE code verifier value and consequently obtain access to OAuth accesstoken grauth cookie. The vulnerability was fixed by moving from PRNG to...