GO-2026-5432 Mattermost doesn't validate that the RefreshedToken differs from the original invite token during remote cluster invite confirmation in github.com/mattermost/mattermost-server

Mattermost doesn't validate that the RefreshedToken differs from the original invite token during remote cluster invite confirmation in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standar...

GO-2026-5431 Ech0 Scope Bypass: profile:read Access Token Can Change Admin Password and Escalate to Unrestricted Session in github.com/lin-snow/ech0

Ech0 Scope Bypass: profile:read Access Token Can Change Admin Password and Escalate to Unrestricted Session in github.com/lin-snow/ech0. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing...

GO-2026-5480 Portainer: JWT accepted in URL query leaks tokens to logs and referers in github.com/portainer/portainer

Portainer: JWT accepted in URL query leaks tokens to logs and referers in github.com/portainer/portainer. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from...

GO-2026-5505 Portainer's Kubernetes middleware continues after token validation failure, bypassing endpoint authorization in github.com/portainer/portainer

Portainer's Kubernetes middleware continues after token validation failure, bypassing endpoint authorization in github.com/portainer/portainer. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is...

GO-2026-5438 Velociraptor vulnerability in the query() plugin which allows access to all orgs with the user's current ACL token in www.velocidex.com/golang/velociraptor

Velociraptor vulnerability in the query plugin which allows access to all orgs with the user's current ACL token in www.velocidex.com/golang/velociraptor...

CVE-2026-11800

A flaw was found in Keycloak. This JWT algorithm confusion vulnerability in the JWT Authorization Grant flow allows an attacker with valid client credentials to bypass signature verification. By forging an assertion, the attacker can create unauthorized access tokens. This enables the attacker to...

Lemur: JWT verifier honors attacker-supplied alg, enabling ATO

Lemur 1.9.0: JWT verifier trusts attacker-supplied alg from token header — defense-in-depth gap; chain-dependent ATO with secret disclosure Vulnerability Summary Field | Value -- | -- Title | Lemur 1.9.0: JWT verifier trusts attacker-supplied alg from token header — defense-in-depth gap;...

GHSA-R9GP-7F88-9R54 Lemur: JWT verifier honors attacker-supplied alg, enabling ATO

Lemur 1.9.0: JWT verifier trusts attacker-supplied alg from token header — defense-in-depth gap; chain-dependent ATO with secret disclosure Vulnerability Summary Field | Value -- | -- Title | Lemur 1.9.0: JWT verifier trusts attacker-supplied alg from token header — defense-in-depth gap;...

GHSA-92QF-FCPH-V5WR nextflow auth login command has incorrect default permissions

Impact nextflow auth login persists Seqera Platform OIDC tokens to $NXFHOME:-/.nextflow/seqera-auth.config. The file is created via Java NIO without specifying file permissions, so under the default umask 022 it lands at mode 0644 world-readable. On a multi-user POSIX host — typically an HPC logi...

CVE-2025-71335 Flowise - Session Invalidation Failure After Password Change

Flowise before 3.0.10 affected versions 3.0.7 and earlier fails to invalidate existing sessions and session tokens after a user changes their password. An attacker who already holds an active session, for example via a stolen session token or a device left logged in, remains authenticated as the...

CVE-2025-71335

Flowise prior to version 3.0.10 is affected. Versions 3.0.7 and earlier do not invalidate existing sessions or session tokens after a user changes their password, allowing an attacker with an active session (e.g., via a stolen token or an already-logged-in device) to remain authenticated post-pas...

GHSA-PJP5-FPMR-3349 GitHub MCP Server: Lockdown mode singleton in HTTP server causes cross-user GraphQL client confusion

Summary When running in HTTP mode with --lockdown-mode enabled, the RepoAccessCache is implemented as a process-global singleton initialized with the first authenticated user's GraphQL client. All subsequent requests from different users share this singleton and their lockdown-related GraphQL...

CVE-2026-12473

Two data sources DICOMWebProxy and DICOMJSON shipped in the default configuration fetch an arbitrary URL parameter without validation. A global authentication service in OHIF automatically injects the authenticated user's OIDC Bearer token into the resulting requests, sending it to the...

CVE-2026-11800

CVE-2026-11800 concerns Keycloak services and describes a JWT algorithm confusion vulnerability in the JWT Authorization Grant flow. The issue allows an attacker with valid client credentials to bypass signature verification by forging an assertion, enabling creation of unauthorized access tokens...

CVE-2026-11800 Org.keycloak:keycloak-services: keycloak: authentication bypass via jwt algorithm confusion

A flaw was found in Keycloak. This JWT algorithm confusion vulnerability in the JWT Authorization Grant flow allows an attacker with valid client credentials to bypass signature verification. By forging an assertion, the attacker can create unauthorized access tokens. This enables the attacker to...

CVE-2026-11800 Org.keycloak:keycloak-services: keycloak: authentication bypass via jwt algorithm confusion

A flaw was found in Keycloak. This JWT algorithm confusion vulnerability in the JWT Authorization Grant flow allows an attacker with valid client credentials to bypass signature verification. By forging an assertion, the attacker can create unauthorized access tokens. This enables the attacker to...

CVE-2026-11800

A flaw was found in Keycloak. This JWT algorithm confusion vulnerability in the JWT Authorization Grant flow allows an attacker with valid client credentials to bypass signature verification. By forging an assertion, the attacker can create unauthorized access tokens. This enables the attacker to...

EUVD-2026-39561

Two data sources DICOMWebProxy and DICOMJSON shipped in the default configuration fetch an arbitrary URL parameter without validation. A global authentication service in OHIF automatically injects the authenticated user's OIDC Bearer token into the resulting requests, sending it to the...

CVE-2026-12473 OHIF Viewers DICOM Server-Side request forgery

Two data sources DICOMWebProxy and DICOMJSON shipped in the default configuration fetch an arbitrary URL parameter without validation. A global authentication service in OHIF automatically injects the authenticated user's OIDC Bearer token into the resulting requests, sending it to the...

CVE-2026-12473

OHIF Viewers are affected: two default-configured data sources, DICOMWebProxy and DICOMJSON, fetch an arbitrary URL parameter without validation. A global authentication service in OHIF automatically injects the user's OIDC Bearer token into those requests and transmits it to an attacker-controll...