GHSA-XG2Q-62G2-CVCM Tinyauth's OIDC authorization codes are not bound to client on token exchange

Summary The OIDC token endpoint does not verify that the client exchanging an authorization code is the same client the code was issued to. A malicious OIDC client operator can exchange another client's authorization code using their own client credentials, obtaining tokens for users who never...

GHSA-WQVH-63MV-9W92 @backstage/plugin-auth-backend: OAuth redirect URI allowlist bypass

Impact The experimental OIDC provider in @backstage/plugin-auth-backend is vulnerable to a redirect URI allowlist bypass. Instances that have enabled experimental Dynamic Client Registration or Client ID Metadata Documents and configured allowedRedirectUriPatterns are affected. A specially crafte...

PT-2026-25055

Name of the Vulnerable Software and Affected Versions Tinyauth versions prior to 5.0.3 Description Tinyauth is an authentication and authorization server. The OIDC token endpoint does not verify that the client exchanging an authorization code is the same client to which the code was originally...

GO-2026-4656 Pocket ID: OIDC authorization code validation uses AND instead of OR, allowing cross-client token exchange in github.com/pocket-id/pocket-id/backend

Pocket ID: OIDC authorization code validation uses AND instead of OR, allowing cross-client token exchange in github.com/pocket-id/pocket-id/backend...

CVE-2026-28512

Pocket ID is an OIDC provider that allows users to authenticate with their passkeys to your services. From 2.0.0 to before 2.4.0, a flaw in callback URL validation allowed crafted redirecturi values containing URL userinfo @ to bypass legitimate callback pattern checks. If an attacker can trick a...

CVE-2026-28512

Pocket ID is an OIDC provider that allows users to authenticate with their passkeys to your services. From 2.0.0 to before 2.4.0, a flaw in callback URL validation allowed crafted redirecturi values containing URL userinfo @ to bypass legitimate callback pattern checks. If an attacker can trick a...

CVE-2026-28513

Pocket ID is an OIDC provider. Before version 2.4.0, the token endpoint could accept an authorization code that is expired when the client ID is correct, enabling cross-client code reuse and expired-code reuse. The issue is fixed in 2.4.0. No exploitation path details are provided beyond that, an...

CVE-2026-28513 Pocket ID: OIDC authorization code validation uses AND instead of OR, allowing cross-client token exchange

Pocket ID is an OIDC provider that allows users to authenticate with their passkeys to your services. Prior to 2.4.0, the OIDC token endpoint rejects an authorization code only when both the client ID is wrong and the code is expired. This allows cross-client code exchange and expired code reuse...

EUVD-2026-10409

Pocket ID is an OIDC provider that allows users to authenticate with their passkeys to your services. Prior to 2.4.0, the OIDC token endpoint rejects an authorization code only when both the client ID is wrong and the code is expired. This allows cross-client code exchange and expired code reuse...

CVE-2026-28513 Pocket ID: OIDC authorization code validation uses AND instead of OR, allowing cross-client token exchange

Pocket ID is an OIDC provider that allows users to authenticate with their passkeys to your services. Prior to 2.4.0, the OIDC token endpoint rejects an authorization code only when both the client ID is wrong and the code is expired. This allows cross-client code exchange and expired code reuse...

EUVD-2026-10407

Pocket ID is an OIDC provider that allows users to authenticate with their passkeys to your services. From 2.0.0 to before 2.4.0, a flaw in callback URL validation allowed crafted redirecturi values containing URL userinfo @ to bypass legitimate callback pattern checks. If an attacker can trick a...

CVE-2026-28512

Pocket ID is an OIDC provider that allows users to authenticate with their passkeys to your services. From 2.0.0 to before 2.4.0, a flaw in callback URL validation allowed crafted redirecturi values containing URL userinfo @ to bypass legitimate callback pattern checks. If an attacker can trick a...

CVE-2026-28512 Pocket ID: OAuth redirect_uri validation bypass via userinfo/host confusion

Pocket ID is an OIDC provider that allows users to authenticate with their passkeys to your services. From 2.0.0 to before 2.4.0, a flaw in callback URL validation allowed crafted redirecturi values containing URL userinfo @ to bypass legitimate callback pattern checks. If an attacker can trick a...

Pocket ID: OIDC authorization code validation uses AND instead of OR, allowing cross-client token exchange

Summary The OIDC token endpoint rejects an authorization code only when both the client ID is wrong and the code is expired. This allows cross-client code exchange and expired code reuse. Details backend/internal/service/oidcservice.go:407 go if authorizationCodeMetaData.ClientID != input.ClientI...

GHSA-QH6Q-598W-W6M2 Pocket ID: OIDC authorization code validation uses AND instead of OR, allowing cross-client token exchange

Summary The OIDC token endpoint rejects an authorization code only when both the client ID is wrong and the code is expired. This allows cross-client code exchange and expired code reuse. Details backend/internal/service/oidcservice.go:407 go if authorizationCodeMetaData.ClientID != input.ClientI...

EUVD-2026-10408

Pocket ID: OIDC authorization code validation uses AND instead of OR, allowing cross-client token exchange...

CVE-2026-1698

A HTTP Host header attack vulnerability affects WebClient and the WebScheduler web apps of PcVue in version 15.0.0 through 16.3.3 included, allowing a remote attacker to inject harmful payloads that manipulate server-side behavior. This vulnerability only affects the endpoints...

CVE-2026-1698 HTTP Host header vulnerability in WebClient and WebScheduler web apps

A HTTP Host header attack vulnerability affects WebClient and the WebScheduler web apps of PcVue in version 15.0.0 through 16.3.3 included, allowing a remote attacker to inject harmful payloads that manipulate server-side behavior. This vulnerability only affects the endpoints...

CVE-2026-25649 Traccar Vulnerable to Authorization Code Theft via Open Redirect in OIDC Provider Endpoints

Versions of the Traccar open-source GPS tracking system up to and including 6.11.1 contain an issue in which authenticated users can steal OAuth 2.0 authorization codes by exploiting an open redirect vulnerability in two OIDC-related endpoints. The redirecturi parameter is not validated against a...

CVE-2026-25649

Traccar (open-source GPS tracking) up to version 6.11.1 is affected by CVE-2026-25649 due to an open redirect in two OIDC endpoints. The redirect_uri is not validated against a whitelist, enabling authenticated users to steal OAuth 2.0 authorization codes by steering them to attacker‑controlled U...