Discourse 安全漏洞

Discourse is an open source community discussion platform. The platform includes features such as communities, email and chat rooms. A security vulnerability exists in Discourse. An attacker exploited the vulnerability to cause sensitive information to be disclosed...

CVE-2022-39378 Displaying user badges can leak topic titles to users that have no access to the topic

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...

CVE-2022-39356 Discourse user account takeover via email and invite link

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-2022-39378

Discourse exposes topic titles of restricted topics to users awarded a user badge. The root cause is access control: a badge awarded based on activity in a restricted topic could allow viewing the topic title by users who should not have access. Public disclosure occurred before patching; multipl...

CVE-2022-39241 Possible Server-Side Request Forgery (SSRF) in webhooks

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...

Discourse input validation error vulnerability

Discourse is an open source community discussion platform. The platform includes community, email, and chat room features. versions of Discourse prior to 2.8.9, and prior to 2.9.0.beta10, contain an input validation error vulnerability that could be exploited by an attacker to add large text load...

CVE-2022-35220

CVE-2022-35220 affects Teamplus Pro, specifically the Community Discussion feature. A remote attacker with general user privileges can post a thread with large content, triggering an allocation of resources without limits or throttling and causing memory exhaustion on the receiving client, potent...

Teamplus Pro 安全漏洞

Teamplus Pro is a private cloud version of the app from the Taiwan, China-based company Teamplus. A security vulnerability exists in Teamplus Pro v3.011.6.0.1 and prior versions, which stems from the fact that its Community Discussion feature's unrestricted access to threads containing a large...

Teamplus Pro 安全漏洞

Teamplus Pro is a private cloud version of the app from the Taiwan, China-based company Teamplus. A security vulnerability exists in Teamplus Pro v3.011.6.0.1 and prior versions, which stems from the fact that its Community Discussion feature does not limit the number of threads containing a larg...

CVE-2022-31025

CVE-2022-31025 affects Discourse; prior to versions 2.8.4 (stable) and 2.9.0beta5 (beta/tests-passed) an SSO-based invite could bypass must_approve_users, causing invites by staff to be auto-approved. A fix is available: Discourse 2.8.4 on stable and 2.9.0.beta5 on beta/tests-passed. Workarounds ...

CVE-2022-31025 Invite bypasses user approval in Discourse

Discourse is an open source platform for community discussion. Prior to version 2.8.4 on the stable branch and 2.9.0beta5 on the beta and tests-passed branches, inviting users on sites that use single sign-on could bypass the mustapproveusers check and invites by staff are always approved...

CVE-2022-31025 Invite bypasses user approval in Discourse

Discourse is an open source platform for community discussion. Prior to version 2.8.4 on the stable branch and 2.9.0beta5 on the beta and tests-passed branches, inviting users on sites that use single sign-on could bypass the mustapproveusers check and invites by staff are always approved...

CVE-2022-24824

Discourse is an open source platform for community discussion. In affected versions an attacker can poison the cache for anonymous i.e. not logged in users, such that the users are shown the crawler view of the site instead of the HTML page. This can lead to a partial denial-of-service. This issu...

Design/Logic Flaw

Discourse is an open source platform for community discussion. A category's group permissions settings can be viewed by anyone that has access to the category. As a result, a normal user is able to see whether a group has read/write permissions in the category even though the information should...

CVE-2022-24850

CVE-2022-24850 affects Discourse. The issue allows a user with access to a category to view a category’s group permissions (i.e., whether a group has read/write) that should only be visible to managers. Root cause details are not explicitly enumerated in the provided documents, but the vulnerabil...

CVE-2022-24850 Category group permissions leaked in Discourse

Discourse is an open source platform for community discussion. A category's group permissions settings can be viewed by anyone that has access to the category. As a result, a normal user is able to see whether a group has read/write permissions in the category even though the information should...

CVE-2022-24850 Category group permissions leaked in Discourse

Discourse is an open source platform for community discussion. A category's group permissions settings can be viewed by anyone that has access to the category. As a result, a normal user is able to see whether a group has read/write permissions in the category even though the information should...

CVE-2022-24824 Anonymous user cache poisoning in discourse

Discourse is an open source platform for community discussion. In affected versions an attacker can poison the cache for anonymous i.e. not logged in users, such that the users are shown the crawler view of the site instead of the HTML page. This can lead to a partial denial-of-service. This issu...

Design/Logic Flaw

Discourse is an open source platform for community discussion. In stable versions prior to 2.8.3 and beta versions prior 2.9.0.beta4 erroneously expose groups. When a group with restricted visibility has been used to set the permissions of a category, the name of the group is leaked to any user...

CVE-2022-24804 Private group name exposure in discourse

Discourse is an open source platform for community discussion. In stable versions prior to 2.8.3 and beta versions prior 2.9.0.beta4 erroneously expose groups. When a group with restricted visibility has been used to set the permissions of a category, the name of the group is leaked to any user...