CVE-2026-16453

Mattermost versions 11.10.x <= 11.10.0, 11.7.x <= 11.7.9, 11.9.x <= 11.9.1, and 11.8.x

CVE-2026-16453 Mattermost SAML RelayState forgery allows unauthorized team membership

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to verify the integrity of the SAML RelayState POST parameter which allows an authenticated SAML user to join any team, including invite-only teams, via forging the teamid or inviteid fields in the...

CVE-2026-80202 Kimai before 2.56.0 Authorization Bypass via TimesheetVoter

Kimai before 2.56.0 does not enforce team-membership checks in TimesheetVoter::voteOnAttribute, which maps permissions only to owntimesheet or othertimesheet. As a result, any authenticated user with ROLETEAMLEAD or a role holding editothertimesheet/deleteothertimesheet can read, modify, and...

CVE-2026-80202 Kimai before 2.56.0 Authorization Bypass via TimesheetVoter

Kimai before 2.56.0 does not enforce team-membership checks in TimesheetVoter::voteOnAttribute, which maps permissions only to owntimesheet or othertimesheet. As a result, any authenticated user with ROLETEAMLEAD or a role holding editothertimesheet/deleteothertimesheet can read, modify, and...

CVE-2026-9693

Mattermost versions 10.11.x = 10.11.20, 11.7.x = 11.7.5 Mattermost fails to remove thread membership records when a user is removed from or leaves a team, which allows a previously removed user who is later re-invited to the team to view private channel thread root post content and metadata via t...

GO-2026-5869 Rancher has over-inclusive team membership expansion in GitHub App authentication provider in github.com/rancher/rancher

Rancher has over-inclusive team membership expansion in GitHub App authentication provider in github.com/rancher/rancher. 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...

CVE-2026-34599 Coolify: Authenticated Remote Code Execution in GetLogs Livewire Component

Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.471, there is an authenticated command injection vulnerability in the GetLogs Livewire component which allows users with team membership lowest privilege member role to execute...

PT-2026-56020

Name of the Vulnerable Software and Affected Versions Coolify versions prior to 4.0.0-beta.471 Description An authenticated command injection exists in the GetLogs Livewire component. Users with team membership, including those with the lowest privilege role, can execute arbitrary commands as roo...

EUVD-2026-40297

Rancher has over-inclusive team membership expansion in GitHub App authentication provider...

Incorrect Implementation of Authentication Algorithm

Overview Affected versions of this package are vulnerable to Incorrect Implementation of Authentication Algorithm in the authentication provider's team membership evaluation process. An attacker can gain unauthorized access to resources or permissions assigned to other teams within the same...

GHSA-4J6X-2764-M8GH Rancher has over-inclusive team membership expansion in GitHub App authentication provider

Impact A vulnerability has been identified within Rancher Manager in the GitHub App authentication provider. When evaluating permissions, the provider incorrectly expands user team memberships to include all teams within the associated GitHub organization, rather than restricting access to the...

Incorrect Implementation of Authentication Algorithm

Overview Affected versions of this package are vulnerable to Incorrect Implementation of Authentication Algorithm in the authentication provider's team membership evaluation process. An attacker can gain unauthorized access to resources or permissions assigned to other teams within the same...

Incorrect Implementation of Authentication Algorithm

Overview Affected versions of this package are vulnerable to Incorrect Implementation of Authentication Algorithm in the authentication provider's team membership evaluation process. An attacker can gain unauthorized access to resources or permissions assigned to other teams within the same...

Incorrect Implementation of Authentication Algorithm

Overview Affected versions of this package are vulnerable to Incorrect Implementation of Authentication Algorithm in the authentication provider's team membership evaluation process. An attacker can gain unauthorized access to resources or permissions assigned to other teams within the same...

PT-2026-55094

Impact A vulnerability has been identified within Rancher Manager in the GitHub App authentication provider. When evaluating permissions, the provider incorrectly expands user team memberships to include all teams within the associated GitHub organization, rather than restricting access to the...

CVE-2026-41053

Incorrect authentication caching in the team member ship expansion of the Rancher Github authentication provider caused it granting principal access to any logged in user, in 2.13 before 2.13.6 and 2.14 before 2.14.2...

CVE-2026-41053 Over-inclusive team membership expansion in GitHub App authentication provider for Rancher

Incorrect authentication caching in the team member ship expansion of the Rancher Github authentication provider caused it granting principal access to any logged in user, in 2.13 before 2.13.6 and 2.14 before 2.14.2...

CVE-2026-41053 Over-inclusive team membership expansion in GitHub App authentication provider for Rancher

Incorrect authentication caching in the team member ship expansion of the Rancher Github authentication provider caused it granting principal access to any logged in user, in 2.13 before 2.13.6 and 2.14 before 2.14.2...

CVE-2026-41053

CVE-2026-41053 affects Rancher’s GitHub authentication provider, specifically the team membership expansion, where an incorrect authentication caching flaw could grant principal access to any logged-in user. Affected versions are 2.13 prior to 2.13.6 and 2.14 prior to 2.14.2. Root cause: faulty c...

PT-2026-81915

Name of the Vulnerable Software and Affected Versions Kimai versions prior to 2.56.0 Description An issue exists where team-membership checks are not enforced in the voteOnAttribute function of TimesheetVoter. This function maps permissions only to own timesheet or other timesheet. Consequently,...