GO-2026-5256 Mattermost does not verify remote cluster channel access when processing shared channel membership removals in github.com/mattermost/mattermost-server

Mattermost does not verify remote cluster channel access when processing shared channel membership removals in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If...

GO-2026-5263 Mattermost doesn't verify channel membership when processing AI-assisted message rewrites in github.com/mattermost/mattermost-server

Mattermost doesn't verify channel membership when processing AI-assisted message rewrites in github.com/mattermost/mattermost-server. 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...

keycloak-rhel9: Organization Data Leak After Feature Disabled in Keycloak

A flaw was found in Keycloak. An authenticated user with existing organization membership can exploit this flaw by accessing user-facing APIs, such as the account API or by requesting an OpenID Connect OIDC token with the 'organization' scope. This allows organization metadata to be disclosed in...

CVE-2026-47148

CVE-2026-47148 affects EmberZNet v9.0.2 and earlier. Malformed GetGroupMembership commands can trigger reads past the end of the message payload, potentially terminating the process. The impact is observed on devices that have already joined the network and that support the Groups cluster; no inf...

CVE-2026-47148 Groups GetGroupMembership count/list-length mismatch in EmberZNet v9.0.2

In EmberZNet v9.0.2 and earlier, malformed GetGroupMembership commands can trigger repeated reads past the end of the message payload and terminate the process. These messages must come from a device that has already joined the network, and no information leakage back to the sender was observed...

EUVD-2026-39403

In EmberZNet v9.0.2 and earlier, malformed GetGroupMembership commands can trigger repeated reads past the end of the message payload and terminate the process. These messages must come from a device that has already joined the network, and no information leakage back to the sender was observed...

PT-2026-52654

Name of the Vulnerable Software and Affected Versions Lemur affected versions not specified Description An authorization bypass exists in the PUT /api/1/roles/ endpoint. The handler incorrectly allows any user who is a member of a specific role to modify that role, as the permission check is...

PT-2026-52566

Name of the Vulnerable Software and Affected Versions Mattermost Google Drive plugin versions prior to 1.1.0 Description An improper access control issue exists where the plugin fails to validate channel membership in the file creation endpoint. This allows authenticated users with a connected...

CVE-2026-56310

Cap-go before 12.128.2 contains an authorization bypass vulnerability in the GET /organization/members endpoint that allows org-limited API keys to bypass limitedtoorgs restrictions. Attackers with org-limited API keys can read membership data including uid, email, imageurl, role, and istmp from...

CVE-2026-56310

Cap-go before 12.128.2 contains an authorization bypass vulnerability in the GET /organization/members endpoint that allows org-limited API keys to bypass limitedtoorgs restrictions. Attackers with org-limited API keys can read membership data including uid, email, imageurl, role, and istmp from...

EUVD-2026-38750

Cap-go before 12.128.2 contains an authorization bypass vulnerability in the GET /organization/members endpoint that allows org-limited API keys to bypass limitedtoorgs restrictions. Attackers with org-limited API keys can read membership data including uid, email, imageurl, role, and istmp from...

CVE-2026-56310 Cap-go - Authorization Bypass in Organization Members Endpoint via API Key Scope Bypass

Cap-go before 12.128.2 contains an authorization bypass vulnerability in the GET /organization/members endpoint that allows org-limited API keys to bypass limitedtoorgs restrictions. Attackers with org-limited API keys can read membership data including uid, email, imageurl, role, and istmp from...

CVE-2026-56310 Cap-go - Authorization Bypass in Organization Members Endpoint via API Key Scope Bypass

Cap-go before 12.128.2 contains an authorization bypass vulnerability in the GET /organization/members endpoint that allows org-limited API keys to bypass limitedtoorgs restrictions. Attackers with org-limited API keys can read membership data including uid, email, imageurl, role, and istmp from...

CVE-2026-46552

Summary: CVE-2026-46552 affects NocoDB. Before 2026.04.1, shared-base sessions had base-member capabilities equivalent to authenticated viewers, enabling an attacker with only a shared-base UUID (xc-shared-base-id) to enumerate base members and invite arbitrary emails as real members. Invited use...

WordPress Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin <= 2.11.4 - Authenticated (Contributor+) Account Takeover vulnerability

Authenticated Contributor+ Account Takeover vulnerability discovered by tiborisaak in WordPress Plugin Ultimate Member versions = 2.11.4...

CVE-2026-56242

Capgo before 12.128.2 contains an unauthenticated security definer RPC function getidentityapikeyonly that returns the owning userid for supplied API keys, creating an API key validity oracle and user identity disclosure primitive. Attackers can call this endpoint with valid or invalid API keys t...

CVE-2026-56242 Capgo - Unauthenticated API Key Validity Oracle and User Identity Disclosure via get_identity_apikey_only RPC

Capgo before 12.128.2 contains an unauthenticated security definer RPC function getidentityapikeyonly that returns the owning userid for supplied API keys, creating an API key validity oracle and user identity disclosure primitive. Attackers can call this endpoint with valid or invalid API keys t...

CVE-2026-56242

Capgo before 12.128.2 contains an unauthenticated security definer RPC function getidentityapikeyonly that returns the owning userid for supplied API keys, creating an API key validity oracle and user identity disclosure primitive. Attackers can call this endpoint with valid or invalid API keys t...

EUVD-2026-38167

Capgo before 12.128.2 contains an unauthenticated security definer RPC function getidentityapikeyonly that returns the owning userid for supplied API keys, creating an API key validity oracle and user identity disclosure primitive. Attackers can call this endpoint with valid or invalid API keys t...

CVE-2026-56242

Technical details beyond the provided description are not publicly available in the supplied documents. Monitor for updates for vulnerability specifics, affected versions, impact, and remediations.