EUVD-2026-107671

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

CVE-2026-112212

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

Gitlab Gitlab: CVE-2026-112212: Inconsistent Interpretation of HTTP Requests

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

CVE-2026-112212 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

CVE-2026-112212

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an...

CVE-2026-112212

GitLab CE/EE versions 18.3 before 19.3.6 , 19.4 before 19.4.3 , and 19.5 before 19.5.1 are vulnerable to HTTP Request/Response Smuggling (CWE-444). An unauthenticated user can poison a shared cache's OAuth/OIDC discovery document because the software improperly trusts user-supplied values when co...

PT-2026-120881

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions 18.3 through 19.3.5 GitLab CE/EE versions 19.4 through 19.4.2 GitLab CE/EE versions 19.5 through 19.5.0 Description An unauthenticated user can poison a shared cache's OAuth/OIDC discovery document. This occurs because th...

GitLab 18.3 < 19.3.6 / 19.4 < 19.4.3 / 19.5 < 19.5.1 (CVE-2026-112212)

The version of GitLab installed on the remote host is affected by a vulnerability, as follows: - GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could...

CVE-2026-107597 jwks_uri from the OIDC discovery document is fetched without checking its origin or scheme

PIA's token verification verifytoken in pia/oidc.py fetches the OIDC discovery document of an allowlisted issuer and then follows the jwksuri contained in that response without parsing it as a URL, comparing it against the approved issuer's origin, or requiring HTTPS — the only check is that the...

CVE-2026-107597 jwks_uri from the OIDC discovery document is fetched without checking its origin or scheme

PIA's token verification verifytoken in pia/oidc.py fetches the OIDC discovery document of an allowlisted issuer and then follows the jwksuri contained in that response without parsing it as a URL, comparing it against the approved issuer's origin, or requiring HTTPS — the only check is that the...

CVE-2026-107597

The PIA software is vulnerable to Server-Side Request Forgery (SSRF) due to improper validation of the jwks_uri in OIDC discovery documents. Specifically, the verify_token function in pia/oidc.py follows the jwks_uri without verifying its origin, scheme, or requiring HTTPS, only checking that the...

CVE-2026-107597 jwks_uri from the OIDC discovery document is fetched without checking its origin or scheme

PIA's token verification verifytoken in pia/oidc.py fetches the OIDC discovery document of an allowlisted issuer and then follows the jwksuri contained in that response without parsing it as a URL, comparing it against the approved issuer's origin, or requiring HTTPS — the only check is that the...

PT-2026-118321

PIA's token verification verify token in pia/oidc.py fetches the OIDC discovery document of an allowlisted issuer and then follows the jwks uri contained in that response without parsing it as a URL, comparing it against the approved issuer's origin, or requiring HTTPS — the only check is that th...

CVE-2026-19503

MongoDB Schema Manager and MongoDB Atlas SQL ODBC Driver do not validate the scheme of the authorization and token endpoints returned by an OIDC issuer's discovery document. A user induced to connect to an uncontrolled MongoDB deployment using MONGODB-OIDC authentication may have an uncontrolled...

CVE-2026-59096

Dapr Sentry's OIDC discovery endpoint derives the issuer and jwksuri of the /.well-known/openid-configuration document from the request Host, honoring an attacker-controlled X-Forwarded-Host header without validation when no allowed-hosts list is configured the default, and serves the document wi...

CVE-2026-45575

epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. Prior to 1.2.2, an attacker who can MITM the TLS connection between the client and the IDP within the TI network can substitute a forged discovery document. The forged document redirects uripukidpenc and...

CVE-2026-45575 epa4all-client: Improper Verification of Cryptographic Signature

epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. Prior to 1.2.2, an attacker who can MITM the TLS connection between the client and the IDP within the TI network can substitute a forged discovery document. The forged document redirects uripukidpenc and...

CVE-2026-45575

The CVE concerns the epa4all-client Java client for epa4all/ePA 3.0. Before 1.2.2, an attacker who can perform a TLS man-in-the-middle between the client and the IDP within the TI network can substitute a forged discovery document. This redirects uri_puk_idp_enc and uri_puk_idp_sig to attacker-co...

CVE-2026-45575 epa4all-client: Improper Verification of Cryptographic Signature

epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. Prior to 1.2.2, an attacker who can MITM the TLS connection between the client and the IDP within the TI network can substitute a forged discovery document. The forged document redirects uripukidpenc and...

CVE-2026-45575

epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. Prior to 1.2.2, an attacker who can MITM the TLS connection between the client and the IDP within the TI network can substitute a forged discovery document. The forged document redirects uripukidpenc and...