discourse Vulnerability Advisory Catalog

Total 290 security vulnerabilities recorded for discourse software and firmware.

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Component: discourse

Discourse is an open-source discussion platform. Prior to versions `3.3.4` on the `stable` branch and `3.4.0.beta5` on the `beta` branch, in specific ...

📅 2025-03-26
CVSS 4.3 Dossier →
Component: discourse

Discourse is an open-source discussion platform. Prior to versions `3.3.4` on the `stable` branch and `3.4.0.beta5` on the `beta` branch, someone who ...

📅 2025-03-26
CVSS 4.3 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. In affected versions users who disable chat in preferences could still be reachable in ...

📅 2025-02-04
CVSS 4.3 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. In affected versions the endpoint for generating inline oneboxes for URLs wasn't enforc...

📅 2025-02-04
CVSS 4.3 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. In affected versions with some combinations of plugins, and with CSP disabled, activity...

📅 2025-02-04
CVSS 4.3 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. In affected versions an attacker can carefully craft a request with the right request h...

📅 2025-02-04
CVSS 8.2 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. In affected versions an attacker can execute arbitrary JavaScript on users' browsers by...

📅 2025-02-04
CVSS 6.5 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. In affected versions an attacker can trick a target user to make changes to their own u...

📅 2025-02-04
CVSS 3.1 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. An attacker can execute arbitrary JavaScript on users' browsers by posting a maliciousl...

📅 2025-02-04
CVSS 6.5 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. PM titles and metadata can be read by other users when the "PM tags allowed for groups"...

📅 2025-02-04
CVSS 2.2 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. In affected versions an attacker can make craft an XHR request to poison the anonymous ...

📅 2025-02-04
CVSS 8.2 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. This vulnerability only impacts Discourse instances configured to use `FileStore::Local...

📅 2024-12-19
CVSS 7.5 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. Users clicking on the lightbox thumbnails could be affected. This problem is patched in...

📅 2024-12-19
CVSS 6.8 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. Moderators can see the Screened emails list in the admin dashboard, and through that ca...

📅 2024-12-19
CVSS 2.2 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. Sites that are using discourse connect but still have local logins enabled could allow ...

📅 2024-12-19
CVSS 5.3 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. An attacker can make several XHR requests until the cache is poisoned with a response w...

📅 2024-10-08
CVSS 8.2 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. An attacker can execute arbitrary JavaScript on users' browsers by sending a maliciousl...

📅 2024-10-07
CVSS 6.5 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. Users can see topics with a hidden tag if they know the label/name of that tag. This is...

📅 2024-10-07
CVSS 5.3 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. A maliciously crafted email address could allow an attacker to bypass domain-based rest...

📅 2024-10-07
CVSS 8.2 Dossier →
Component: discourse

Discourse is an open source platform for community discussion. A user can create a post with many replies, and then attempt to fetch them all at once....

📅 2024-10-07
CVSS 7.5 Dossier →
Component: calendar

Discourse Calendar plugin adds the ability to create a dynamic calendar in the first post of a topic to Discourse. Rendering event names can be suscep...

📅 2024-09-12
CVSS 6.1 Dossier →
Component: discourse_calendar

discourse-calendar is a discourse plugin which adds the ability to create a dynamic calendar in the first post of a topic. The limit on region value l...

📅 2024-08-30
CVSS 4.3 Dossier →
Component: discourse

Discourse is an open source discussion platform. Prior to 3.2.5 and 3.3.0.beta5, the vulnerability allows an attacker to inject iframes from any domai...

📅 2024-07-30
CVSS 6.1 Dossier →
Component: discourse

Discourse is an open source discussion platform. Prior to 3.2.5 and 3.3.0.beta5, crafting requests to submit very long tag group names can reduce the ...

📅 2024-07-30
CVSS 4.9 Dossier →
Page 6 of 13 (290 Total Records)