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...

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...

Information disclosure

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...

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...

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-2022-39356 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 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-2022-39356

CVE-2022-39356 affects Discourse. The vulnerability arises when an invitation link is not scoped to a single email, allowing an attacker to enter an arbitrary non-admin email and gain access to that account upon accepting the invitation. Reports across sources confirm this leads to user account t...

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-2022-39232 Discourse vulnerable to incomplete quote causing a topic to crash in the browser

Discourse is an open source discussion platform. Starting with version 2.9.0.beta5 and prior to version 2.9.0.beta10, an incomplete quote can generate a JavaScript error which will crash the current page in the browser in some cases. Version 2.9.0.beta10 added a fix and tests to ensure incomplete...

CVE-2022-39232

CVE-2022-39232 affects the Discourse open-source discussion platform. The issue occurs in Discourse versions 2.9.0.beta5 through 2.9.0.beta9 where an incomplete quote can generate a JavaScript error that crashes the current browser page. A fix was introduced in 2.9.0.beta10, with tests to ensure ...

Remote code execution

Discourse is an open source discussion platform. In versions prior to 2.8.9 on the stable branch and prior to 2.9.0.beta10 on the beta and tests-passed branches, admins can upload a maliciously crafted Zip or Gzip Tar archive to write files at arbitrary locations and trigger remote code execution...

CVE-2022-39226

CVE-2022-39226 affects Discourse (open source discussion platform). Versions before 2.8.9 (stable) and before 2.9.0.beta10 (beta/tests-passed) allow a malicious actor to insert large text payloads into the Location and Website fields of a user profile, causing issues for other users when loading ...

CVE-2022-36068

Discourse vulnerability CVE-2022-36068 affects versions prior to 2.8.9 (stable) and prior to 2.9.0.beta10 (beta/tests-passed). A moderator could create new themes and edit existing themes via the API when not allowed. Patch is available in 2.8.9 (stable) and 2.9.0.beta10 (beta/tests-passed). Ther...

CVE-2022-36068 Discourse moderators can edit themes via the API

Discourse is an open source discussion platform. In versions prior to 2.8.9 on the stable branch and prior to 2.9.0.beta10 on the beta and tests-passed branches, a moderator can create new and edit existing themes by using the API when they should not be able to do so. The problem is patched in...

CVE-2022-36066 Discourse vulnerable to RCE via admins uploading maliciously zipped file

Discourse is an open source discussion platform. In versions prior to 2.8.9 on the stable branch and prior to 2.9.0.beta10 on the beta and tests-passed branches, admins can upload a maliciously crafted Zip or Gzip Tar archive to write files at arbitrary locations and trigger remote code execution...

CVE-2022-36066

CVE-2022-36066 affects Discourse prior to versions 2.8.9 (stable) and 2.9.0.beta10 (beta/tests-passed). The flaw lets admins upload a malicious Zip or Gzip Tar archive that writes files at arbitrary locations, enabling remote code execution. Root cause is improper validation of uploaded files, al...