CVE-2026-28282 Discourse vulnerable to group membership addition permission bypass via discourse-policy plugin

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a security flaw in the discourse-policy plugin which allowed a user with policy creation permission to gain membership access to any private/restricted groups. Once membership to a...

CVE-2026-25445

Deserialization of Untrusted Data vulnerability in Membership Software WishList Member X allows Object Injection.This issue affects WishList Member X: from n/a through 3.29.0...

Admidio 跨站请求伪造漏洞

Admidio is a set of open-source member management systems developed by the Admidio team. This system supports features such as member lists, event management, message boards, photo albums, and downloads. Versions of Admidio 5.0.6 and earlier had a cross-site request forgeing vulnerability. This...

Cross-site Request Forgery (CSRF)

Overview admidio/admidio is a free open source user management system for websites of organizations and groups. Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF in the savemembership process. An attacker can alter membership start and end dates for any member of...

GHSA-H8GR-QWR6-M9GX Admidio is Missing CSRF Protection on Role Membership Date Changes

Summary The savemembership action in modules/profile/profilefunction.php saves changes to a member's role membership start and end dates but does not validate the CSRF token. The handler checks stopmembership and removeformermembership against the CSRF token but omits savemembership from that...

Admidio is Missing CSRF Protection on Role Membership Date Changes

Summary The savemembership action in modules/profile/profilefunction.php saves changes to a member's role membership start and end dates but does not validate the CSRF token. The handler checks stopmembership and removeformermembership against the CSRF token but omits savemembership from that...

EUVD-2026-12409

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to properly validate team membership when searching channels which allows a removed team member to enumerate all public channels within a private team via the channel search API endpoint.. Mattermost Advisory ID:...

CVE-2026-2458

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to properly validate team membership when searching channels which allows a removed team member to enumerate all public channels within a private team via the channel search API endpoint.. Mattermost Advisory ID:...

CVE-2026-2458

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to properly validate team membership when searching channels which allows a removed team member to enumerate all public channels within a private team via the channel search API endpoint.. Mattermost Advisory ID:...

CVE-2026-2458

Mattermost is affected by CVE-2026-2458. Affected versions include 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, and 10.11.x

CVE-2026-2458 Unauthorized channel enumeration in private teams after member removal

Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to properly validate team membership when searching channels which allows a removed team member to enumerate all public channels within a private team via the channel search API endpoint.. Mattermost Advisory ID:...

PT-2026-25684

Mattermost allows a removed team member to enumerate all public channels within a private team 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 causi...

Admidio is Missing CSRF Protection on Role Membership Date Changes

The savemembership action in modules/profile/profilefunction.php saves changes to a member's role membership start and end dates but does not validate the CSRF token. The handler checks stopmembership and removeformermembership against the CSRF token but omits savemembership from that check...

PT-2026-25853

Summary The save membership action in modules/profile/profile function.php saves changes to a member's role membership start and end dates but does not validate the CSRF token. The handler checks stop membership and remove former membership against the CSRF token but omits save membership from th...

CVE-2025-57849

CVE-2025-57849 describes a container privilege escalation in certain Fuse images caused by the /etc/passwd file being created with group-writable permissions during build time. In affected containers, a non-root user who can run commands could use root-group membership to modify /etc/passwd, enab...

SUSE CVE-2025-13767

Mattermost versions 11.1.x = 11.1.0, 11.0.x = 11.0.5, 10.12.x = 10.12.3, 10.11.x = 10.11.7 fails to validate user channel membership when attaching Mattermost posts as comments to Jira issues, which allows an authenticated attacker with access to the Jira plugin to read post content and attachmen...

SUSE CVE-2025-14350

Mattermost versions 11.1.x = 11.1.2, 10.11.x = 10.11.9, 11.2.x = 11.2.1 fail to properly validate team membership when processing channel mentions which allows authenticated users to determine the existence of teams and their URL names via posting channel shortlinks and observing the...

CVE-2026-30236

OpenProject is an open-source, web-based project management software. Prior to 17.2.0, when editing a project budget and planning the labor cost, it was not checked that the user that was planned in the budget is actually a project member. This exposed the user's default rate if one was set up to...

CVE-2026-30236 OpenProject users that are not project members can be used to calculate Labor Budget, leaking their global hourly rate

OpenProject is an open-source, web-based project management software. Prior to 17.2.0, when editing a project budget and planning the labor cost, it was not checked that the user that was planned in the budget is actually a project member. This exposed the user's default rate if one was set up to...

CVE-2026-30236

OpenProject is an open-source, web-based project management software. Prior to 17.2.0, when editing a project budget and planning the labor cost, it was not checked that the user that was planned in the budget is actually a project member. This exposed the user's default rate if one was set up to...