Information disclosure

Discourse is the an open source discussion platform. In some rare cases users redeeming an invitation can be added as a participant to several private message topics that they should not be added to. They are not notified of this, it happens transparently in the background. This issue has been...

Design/Logic Flaw

Discourse-calendar is a plugin for the Discourse messaging platform which adds the ability to create a dynamic calendar in the first post of a topic. Members of private groups or public groups with private members can be listed by users, who can create and edit post events. This vulnerability onl...

PT-2022-24944 · Discourse · Discourse

Name of the Vulnerable Software and Affected Versions: Discourse affected versions not specified Description: The issue affects the Discourse open source discussion platform, where in rare cases, users redeeming an invitation can be added as a participant to several private message topics they...

CVE-2022-41913 Discourse-calendar exposes members of hidden groups

Discourse-calendar is a plugin for the Discourse messaging platform which adds the ability to create a dynamic calendar in the first post of a topic. Members of private groups or public groups with private members can be listed by users, who can create and edit post events. This vulnerability onl...

CVE-2022-39385 Users erroneously and transparently added to private messages in Discourse

Discourse is the an open source discussion platform. In some rare cases users redeeming an invitation can be added as a participant to several private message topics that they should not be added to. They are not notified of this, it happens transparently in the background. This issue has been...

Discourse 信息泄露漏洞

Discourse is an open source community discussion platform. The platform includes features such as communities, email and chat rooms. Discourse suffers from an information disclosure vulnerability that stems from the fact that users who have withdrawn their invitations can be added as participants...

Discourse 信息泄露漏洞

Discourse is an open source community discussion platform. The platform includes features such as communities, e-mail and chat rooms. An information disclosure vulnerability exists in Discourse-calendar, which stems from the fact that its users can list members of private groups or public groups...

CVE-2022-41913 Discourse-calendar exposes members of hidden groups

Discourse-calendar is a plugin for the Discourse messaging platform which adds the ability to create a dynamic calendar in the first post of a topic. Members of private groups or public groups with private members can be listed by users, who can create and edit post events. This vulnerability onl...

CVE-2022-39385 Users erroneously and transparently added to private messages in Discourse

Discourse is the an open source discussion platform. In some rare cases users redeeming an invitation can be added as a participant to several private message topics that they should not be added to. They are not notified of this, it happens transparently in the background. This issue has been...

CVE-2022-41913

CVE-2022-41913 affects the Discourse-calendar plugin for Discourse. When discourse_post_event_enabled is on, users can list members of private groups or private-group members in dynamic calendar posts, enabling disclosure of group membership. The issue is mitigated by upgrading to a version that ...

CVE-2022-39385 Users erroneously and transparently added to private messages in Discourse

Discourse is the an open source discussion platform. In some rare cases users redeeming an invitation can be added as a participant to several private message topics that they should not be added to. They are not notified of this, it happens transparently in the background. This issue has been...

CVE-2022-41913 Discourse-calendar exposes members of hidden groups

Discourse-calendar is a plugin for the Discourse messaging platform which adds the ability to create a dynamic calendar in the first post of a topic. Members of private groups or public groups with private members can be listed by users, who can create and edit post events. This vulnerability onl...

CVE-2022-39385

Discourse CVE-2022-39385 (open source platform) describes a rare issue where invited users could be added as participants to several private message topics without notification. The root cause is not explicitly detailed beyond being resolved in commit a414520742, with remediation via upgrading to...

Discourse < 2.8.10 Multiple Vulnerabilities

Discourse is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:discourse:discourse"; ifdescripti...

CVE-2022-39356

Discourse is a platform for community discussion. Users who receive an invitation link that is not scoped to a single email address can enter any non-admin user's email and gain access to their account when accepting the invitation. All users should upgrade to the latest version. A workaround is...

CVE-2022-39241

Discourse is a platform for community discussion. A malicious admin could use this vulnerability to perform port enumeration on the local host or other hosts on the internal network, as well as against hosts on the Internet. Latest stable, beta, and test-passed versions are now patched. As a...

CVE-2022-39378

Discourse is a platform for community discussion. Under certain conditions, a user badge may have been awarded based on a user's activity in a topic with restricted access. Before this vulnerability was disclosed, the topic title of the topic associated with the user badge may be viewed by any...

Improper access control

Discourse is a platform for community discussion. Under certain conditions, a user badge may have been awarded based on a user's activity in a topic with restricted access. Before this vulnerability was disclosed, the topic title of the topic associated with the user badge may be viewed by any...

Code injection

Discourse is a platform for community discussion. A malicious admin could use this vulnerability to perform port enumeration on the local host or other hosts on the internal network, as well as against hosts on the Internet. Latest stable, beta, and test-passed versions are now patched. As a...

CVE-2022-39241

CVE-2022-39241 affects Discourse and is described across multiple sources as a vulnerability in webhooks that could enable a malicious admin to perform port enumeration on local/internal hosts or external hosts. The OSV entry frames it as a Possible Server-Side Request Forgery (SSRF) in webhooks,...