GHSA-GVG4-JHMR-6J23 Mattermost doesn't check if {{team_id}} was being changed when updating playbooks

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13 fail to check if teamid was being changed when updating playbooks, allowing users with only Manage Playbook Configurations permission to change a playbook's team, bypassing manage members restriction via PUT api. Mattermost Advisory ID:...

Mattermost doesn't check if {{team_id}} was being changed when updating playbooks

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13 fail to check if teamid was being changed when updating playbooks, allowing users with only Manage Playbook Configurations permission to change a playbook's team, bypassing manage members restriction via PUT api. Mattermost Advisory ID:...

CVE-2026-4286

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13 fail to check if teamid was being changed when updating playbooks, allowing users with only Manage Playbook Configurations permission to change a playbook's team, bypassing manage members restriction via PUT api. Mattermost Advisory ID:...

EUVD-2026-30750

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13 fail to check if teamid was being changed when updating playbooks, allowing users with only Manage Playbook Configurations permission to change a playbook's team, bypassing manage members restriction via PUT api. Mattermost Advisory ID:...

CVE-2026-4286

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13 fail to check if teamid was being changed when updating playbooks, allowing users with only Manage Playbook Configurations permission to change a playbook's team, bypassing manage members restriction via PUT api. Mattermost Advisory ID:...

CVE-2026-4286 Playbooks Plugin fails to validate team transfers, allowing unauthorized removal of member access via playbook update

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13 fail to check if teamid was being changed when updating playbooks, allowing users with only Manage Playbook Configurations permission to change a playbook's team, bypassing manage members restriction via PUT api. Mattermost Advisory ID:...

CVE-2026-4286 Playbooks Plugin fails to validate team transfers, allowing unauthorized removal of member access via playbook update

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13 fail to check if teamid was being changed when updating playbooks, allowing users with only Manage Playbook Configurations permission to change a playbook's team, bypassing manage members restriction via PUT api. Mattermost Advisory ID:...

CVE-2026-4286

Mattermost Playbooks plugin vulnerability CVE-2026-4286 affects Mattermost versions 11.5.x <= 11.5.1 and 10.11.x

CVE-2026-4286 Playbooks Plugin fails to validate team transfers, allowing unauthorized removal of member access via playbook update

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13 fail to check if teamid was being changed when updating playbooks, allowing users with only Manage Playbook Configurations permission to change a playbook's team, bypassing manage members restriction via PUT api. Mattermost Advisory ID:...

Mattermost 安全漏洞

Mattermost is an open-source collaboration platform developed by the American company Mattermost. Versions of Mattermost such as 11.5.1 and earlier 11.5.x series as well as 10.11.13 and earlier 10.11.x series have security vulnerabilities. These vulnerabilities stem from the lack of checks during...

PT-2026-41653

Name of the Vulnerable Software and Affected Versions Mattermost versions 11.5.0 through 11.5.1 Mattermost versions 10.11.0 through 10.11.13 Description An issue exists where the system fails to verify if the team id is modified during playbook updates. This allows users possessing only the Manag...

WordPress plugin Multicollab: Content Team Collaboration and Editorial Workflow 安全漏洞

WordPress and WordPress plugins are both products of the WordPress Foundation. WordPress is a blog platform developed using the PHP language. This platform allows for the creation of personal blog websites on servers based on PHP and MySQL. A WordPress plugin is an application that can be install...

shadow-pentest

🖤 Shadow Pentest Framework v1.0 Automated CVE Discovery & E...

EUVD-2026-30205

Improper authorization checks of team members privileges allow a team member to escalate privileges to the team owner account...

CVE-2026-32991

Improper authorization checks of team members privileges allow a team member to escalate privileges to the team owner account...

CVE-2026-32991

Improper authorization checks of team members privileges allow a team member to escalate privileges to the team owner account...

CVE-2026-32991

Improper authorization checks of team members privileges allow a team member to escalate privileges to the team owner account...

CVE-2026-32991

Improper authorization checks of team members privileges allow a team member to escalate privileges to the team owner account...

CVE-2026-32991

CVE-2026-32991 arises from improper authorization checks of team member privileges in cPanel & WHM, enabling a team member to escalate to the team owner account. The PT Security entries consolidate multiple CVEs and indicate a patch will be released May 13, 1:00 PM EST, addressing CVE-2026-32991 ...

GHSA-C4J6-FC7J-M34R

creationtimestamp| type| source ---|---|--- 2026-05-13 06:02:34+00:00| seen| https://t.me/GithubRedTeam/84034 2026-05-13 09:00:04+00:00| seen| Telegram/6gD9pQtVCgeRlU-Eqvw6JM83wq5C4Rc0rf2uF-yzttPU 2026-05-15 00:16:17+00:00| seen| https://gist.github.com/hahwul/e82a1e91f75872e43287743d4a15d035...