CVE-2018-25285 Fathom 2.4 Denial of Service via Authorization Code Buffer Overflow

Fathom 2.4 contains a buffer overflow vulnerability in the Authorization Code field that allows local attackers to crash the application by submitting an oversized input string. Attackers can paste a 6000-byte payload into the Authorization Code field and click Activate to trigger a denial of...

EUVD-2018-21805

Fathom 2.4 contains a buffer overflow vulnerability in the Authorization Code field that allows local attackers to crash the application by submitting an oversized input string. Attackers can paste a 6000-byte payload into the Authorization Code field and click Activate to trigger a denial of...

CVE-2018-25285 Fathom 2.4 Denial of Service via Authorization Code Buffer Overflow

Fathom 2.4 contains a buffer overflow vulnerability in the Authorization Code field that allows local attackers to crash the application by submitting an oversized input string. Attackers can paste a 6000-byte payload into the Authorization Code field and click Activate to trigger a denial of...

PT-2026-35255

Fathom 2.4 contains a buffer overflow vulnerability in the Authorization Code field that allows local attackers to crash the application by submitting an oversized input string. Attackers can paste a 6000-byte payload into the Authorization Code field and click Activate to trigger a denial of...

CVE-2026-41213

@node-oauth/oauth2-server is a module for implementing an OAuth2 server in Node.js. The token exchange path accepts RFC7636-invalid codeverifier values including one-character strings for S256 PKCE flows. Because short/weak verifiers are accepted and failed verifier attempts do not consume the...

EUVD-2026-25272

@node-oauth/oauth2-server is a module for implementing an OAuth2 server in Node.js. The token exchange path accepts RFC7636-invalid codeverifier values including one-character strings for S256 PKCE flows. Because short/weak verifiers are accepted and failed verifier attempts do not consume the...

PT-2026-34722

@node-oauth/oauth2-server is a module for implementing an OAuth2 server in Node.js. The token exchange path accepts RFC7636-invalid code verifier values including one-character strings for S256 PKCE flows. Because short/weak verifiers are accepted and failed verifier attempts do not consume the...

GitHub Enterprise Server 安全漏洞

GitHub Enterprise Server is an open-source application developed by GitHub in the United States. It provides a scalable and easy-to-manage platform by allowing users to set their GitHub instances as virtual devices. Prior to version 3.21 of GitHub Enterprise Server, there was a security...

PT-2026-34209

Name of the Vulnerable Software and Affected Versions GitHub Enterprise Server versions prior to 3.21 Description An incorrect regular expression allows an attacker to bypass OAuth redirect URI validation. An attacker aware of a first-party OAuth application's registered callback URL can create a...

CVE-2026-40948 Apache Airflow Providers Keycloak: OAuth Login CSRF — Missing State Parameter in Keycloak Auth Manager

The Keycloak authentication manager in apache-airflow-providers-keycloak did not generate or validate the OAuth 2.0 state parameter on the login / login-callback flow, and did not use PKCE. An attacker with a Keycloak account in the same realm could deliver a crafted callback URL to a victim's...

OAuth Authorization Code Theft

SignalK Server is vulnerable to OAuth authorization code theft. The vulnerability is due to the unvalidated HTTP Host header being used to construct the OAuth2 redirecturi, where an attacker can spoof the Host header to steal OAuth authorization codes and hijack user sessions in realistic...

@node-oauth/oauth2-server: PKCE code_verifier ABNF not enforced in token exchange allows brute-force redemption of intercepted authorization codes

Summary The token exchange path accepts RFC7636-invalid codeverifier values including one-character strings for S256 PKCE flows. Because short/weak verifiers are accepted and failed verifier attempts do not consume the authorization code, an attacker who intercepts an authorization code can...

GHSA-JHM7-29PJ-4XVF @node-oauth/oauth2-server: PKCE code_verifier ABNF not enforced in token exchange allows brute-force redemption of intercepted authorization codes

Summary The token exchange path accepts RFC7636-invalid codeverifier values including one-character strings for S256 PKCE flows. Because short/weak verifiers are accepted and failed verifier attempts do not consume the authorization code, an attacker who intercepts an authorization code can...

Improper Validation of Unsafe Equivalence in Input

Overview @node-oauth/oauth2-server is a Complete, framework-agnostic, compliant and well tested module for implementing an OAuth2 Server in node.js Affected versions of this package are vulnerable to Improper Validation of Unsafe Equivalence in Input in the token process. An attacker can obtain...

Signal K Server: OAuth Authorization Code Theft via Unvalidated Host Header in OIDC Flow

Summary SignalK Server contains a code-level vulnerability in its OIDC login and logout handlers where the unvalidated HTTP Host header is used to construct the OAuth2 redirecturi. Because the redirectUri configuration is silently unset by default, an attacker spoof the Host header to steal OAuth...

GHSA-CH86-PXR9-J9H9 Duplicate Advisory: OpenClaw: Gemini OAuth exposed the PKCE verifier through the OAuth state parameter

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-9jpj-g8vv-j5mf. This link is maintained to preserve external references. Original Description OpenClaw before 2026.4.2 reuses the PKCE verifier as the OAuth state parameter in the Gemini OAuth flow, exposing it...

EUVD-2026-18849

OpenClaw before 2026.4.2 reuses the PKCE verifier as the OAuth state parameter in the Gemini OAuth flow, exposing it through the redirect URL. Attackers who capture the redirect URL can obtain both the authorization code and PKCE verifier, defeating PKCE protection and enabling token redemption...

CVE-2026-34511 OpenClaw < 2026.4.2 - PKCE Verifier Exposure via OAuth State Parameter

OpenClaw before 2026.4.2 reuses the PKCE verifier as the OAuth state parameter in the Gemini OAuth flow, exposing it through the redirect URL. Attackers who capture the redirect URL can obtain both the authorization code and PKCE verifier, defeating PKCE protection and enabling token redemption...

CVE-2026-34083

Signal K Server is a server application that runs on a central hub in a boat. Prior to version 2.24.0, SignalK Server contains a code-level vulnerability in its OIDC login and logout handlers where the unvalidated HTTP Host header is used to construct the OAuth2 redirecturi. Because the redirectU...

CVE-2026-34083

Signal K Server is a server application that runs on a central hub in a boat. Prior to version 2.24.0, SignalK Server contains a code-level vulnerability in its OIDC login and logout handlers where the unvalidated HTTP Host header is used to construct the OAuth2 redirecturi. Because the redirectU...