CVE-2026-73310

CVE-2026-73310: OAuth2 redirect URI not bound to authorization code XenForo before 2.3.13 does not bind an OAuth2 authorization code to the redirect URI used when that code was issued. What happens At the token endpoint, XenForo checks that the submitted redirecturi is somewhere in the client's...

CVE-2026-73311

CVE-2026-73311: OAuth2 authorization code replay XenForo before 2.3.13 allows an OAuth2 authorization code to be redeemed more than once. What happens The authorization-code grant loads a code, verifies its time-based validity, and creates a token pair. The successful path does not delete the cod...

CVE-2022-25262

CVE-2022-25262 PoC + vulnerability details for CVE-2022-25262 | JetBrains Hub single-click SAML response takeover CVE-2022-25262 Requirements Usage How does it work? Authorization code pool for "OAuth2 - SAML" exchange YouTrack Konnector OAuth2 authorization code takeover by design Mitigation...

POC-CVE-2018-25031

CVE-2018-25031 - Swagger UI before 4.1.3 A simple POC CVE-2018-25031 that tricks the victim into entering the authorization code, which is then sent to the attacker. You can use it with the XSS Vulnerability https://github.com/VictorNS69/swagger-ui-xss It is necessary to find the parameter and...

CVE-2023-0264

PoC for CVE-2023-0264 Keycloak vulnerability that allows session hijacking during authorization code flow See https://github.com/advisories/GHSA-9g98-5mj6-f9mv Prerequisites Docker curl jq python3 or another tool to serve static files on HTTP Steps to reproduce 1. Start Keycloak container with...

pocKeycloakCVE-2023-0264

PoC CVE-2023-0264 — frontend OIDC session hijacking Static frontend that runs the OIDC flow authorization code against a Keycloak and exposes the sessionid hijacking hook of the PoC. It is served with nginx on port 5174 for team use. Launching it on the VPS cd vps/pocCVE0264 docker compose up -d...

CVE-2026-73179

Improper enforcement of single-use authorization code semantics in the JPA OAuth2 authorization code grant provider in Apache CXFallows a remote attacker to obtain multiple valid access tokens from a single authorization code via concurrent token exchange requests that race the non-atomic...

CVE-2026-73179 Apache CXF: JPA authorization-code consume is non-atomic

Improper enforcement of single-use authorization code semantics in the JPA OAuth2 authorization code grant provider in Apache CXFallows a remote attacker to obtain multiple valid access tokens from a single authorization code via concurrent token exchange requests that race the non-atomic...

CVE-2026-73179

The Apache CXF JPA OAuth2 authorization code grant provider contains a race condition (CWE-367) due to non-atomic find-then-delete operations against a shared relational database under READ_COMMITTED isolation. This flaw allows a remote attacker to bypass single-use semantics and obtain multiple ...

EUVD-2026-95695

Improper enforcement of single-use authorization code semantics in the JPA OAuth2 authorization code grant provider in Apache CXFallows a remote attacker to obtain multiple valid access tokens from a single authorization code via concurrent token exchange requests that race the non-atomic...

PT-2026-108815

Name of the Vulnerable Software and Affected Versions Apache CXF versions prior to 4.2.4 Apache CXF versions prior to 4.1.9 Apache CXF versions prior to 3.6.13 Description Improper enforcement of single-use authorization code semantics in the JPA OAuth2 authorization code grant provider allows a...

CVE-2026-107503

Unvalidated environments URL allows OAuth authorization code + PKCE verifier theft and account takeover via injected OIDC authority in Ditto Explorer in Eclipse Ditto Ditto Explorer 3.6.0,3.9.7 allows a craft link set an attacker-controlled OIDC authority with autoSso enabled. The UI then...

EUVD-2026-94823

Unvalidated environments URL allows OAuth authorization code + PKCE verifier theft and account takeover via injected OIDC authority in Ditto Explorer in Eclipse Ditto Ditto Explorer 3.6.0,3.9.7 allows a craft link set an attacker-controlled OIDC authority with autoSso enabled. The UI then...

CVE-2026-59357

Insufficient verification of data authenticity CWE-345 in the external OIDC login callback in Cloud Foundry UAA v4.5.0 to v79.6.0 inclusive allows an authenticated UAA user to bypass the OAuth authorization-code exchange and establish an authenticated external-OIDC browser session, via submitting...

CVE-2026-59357 Self-UAA OIDC Configuration allows JWT injection to establish unauthorized sessions

Insufficient verification of data authenticity CWE-345 in the external OIDC login callback in Cloud Foundry UAA v4.5.0 to v79.6.0 inclusive allows an authenticated UAA user to bypass the OAuth authorization-code exchange and establish an authenticated external-OIDC browser session, via submitting...

CVE-2026-59357: Insufficient Verification of Data Authenticity

Insufficient verification of data authenticity CWE-345 in the external OIDC login callback in Cloud Foundry UAA v4.5.0 to v79.6.0 inclusive allows an authenticated UAA user to bypass the OAuth authorization-code exchange and establish an authenticated external-OIDC browser session, via submitting...

PT-2026-106359

Insufficient verification of data authenticity CWE-345 in the external OIDC login callback in Cloud Foundry UAA v4.5.0 to v79.6.0 inclusive allows an authenticated UAA user to bypass the OAuth authorization-code exchange and establish an authenticated external-OIDC browser session, via submitting...

PT-2026-104580

Name of the Vulnerable Software and Affected Versions OpenAM versions prior to 16.1.3 Description The OAuth2 Provider PKCE enforcement is only applied to authorization requests where the response type is exactly code. Consequently, codes issued via OpenID Connect hybrid flows such as code token,...

PT-2026-105863

Summary A timing side-channel vulnerability exists in the PKCE RFC 7636 implementation of the Authorization Code Grant flow. The code challenge method plain function uses Python's standard == operator for string comparison instead of a constant-time comparison function, potentially allowing...

Official MCP Python SDK Flaw Can Let Malicious Servers Steal OAuth Credentials

A malicious MCP server could trick an application built on the official MCP Python SDK into handing over the OAuth credentials it uses to log in to a real service, the SDK's maintainers said in a security advisory. Affected versions sent the client secret, the authorization code, and the PKCE pro...