BIT-DISCOURSE-2026-84302 Discourse: Non-participant moderators can read, edit, and delete PM content through Discourse AI reviewables

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, Discourse AI reviewables associated with private messages could appear in the moderator review queue of a moderator who was not a participant in the message. Reviewable visibility filtering did n...

PT-2026-105075

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, Discourse AI reviewables associated with private messages could appear in the moderator review queue of a moderator who was not a participant in the message. Reviewable visibility filtering did n...

CVE-2026-84302

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, Discourse AI reviewables associated with private messages could appear in the moderator review queue of a moderator who was not a participant in the message. Reviewable visibility filtering did n...

EUVD-2026-86297

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, Discourse AI reviewables associated with private messages could appear in the moderator review queue of a moderator who was not a participant in the message. Reviewable visibility filtering did n...

CVE-2026-84302 Discourse: Non-participant moderators can read, edit, and delete PM content through Discourse AI reviewables

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, Discourse AI reviewables associated with private messages could appear in the moderator review queue of a moderator who was not a participant in the message. Reviewable visibility filtering did n...

CVE-2026-84302: Missing Authorization

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, Discourse AI reviewables associated with private messages could appear in the moderator review queue of a moderator who was not a participant in the message. Reviewable visibility filtering did n...

BIT-DISCOURSE-2025-68660 Discourse AI Discover's continue conversation allows threat actor to impersonate user

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, an endpoint lets any authenticated user bypass the aidiscoverpersona access controls and gain ongoing DM access to personas that may be wired to staff-only categories, RAG document set...

EUVD-2024-21129

Malicious code in bioql PyPI...

CVE-2025-58055 Discourse AI Suggestions Contain Insecure Direct Object Reference

Discourse is an open-source community discussion platform. In versions 3.5.0 and below, the Discourse AI suggestion endpoints for topic “Title”, “Category”, and “Tags” allowed authenticated users to extract information about topics that they weren’t authorized to access. By modifying the “topicid...

CVE-2025-58055

Discourse vulnerability CVE-2025-58055 affects version 3.5.0 and earlier, where AI suggestion endpoints for Title, Category, and Tags can disclose information from restricted topics by altering topic_id in API requests. The root cause is improper access control at the AI helper endpoints, enablin...

CVE-2024-23654

discourse-ai is the AI plugin for the open-source discussion platform Discourse. Prior to commit 94ba0dadc2cf38e8f81c3936974c167219878edd, interactions with different AI services are vulnerable to admin-initiated SSRF attacks. Versions of the plugin that include commit...

CVE-2024-54142

Discourse AI is a Discourse plugin which provides a number of AI features. When sharing Discourse AI Bot conversations into posts, if the conversation had HTML entities those could leak into the Discourse application when a user visited a post with a onebox to said conversation. This issue has be...

CVE-2024-54142

Discourse AI is a Discourse plugin which provides a number of AI features. When sharing Discourse AI Bot conversations into posts, if the conversation had HTML entities those could leak into the Discourse application when a user visited a post with a onebox to said conversation. This issue has be...

CVE-2024-54142 Cross-site Scripting via Discourse-ai SharedAiConversation onebox in Discourse

Discourse AI is a Discourse plugin which provides a number of AI features. When sharing Discourse AI Bot conversations into posts, if the conversation had HTML entities those could leak into the Discourse application when a user visited a post with a onebox to said conversation. This issue has be...

CVE-2024-54142 Cross-site Scripting via Discourse-ai SharedAiConversation onebox in Discourse

Discourse AI is a Discourse plugin which provides a number of AI features. When sharing Discourse AI Bot conversations into posts, if the conversation had HTML entities those could leak into the Discourse application when a user visited a post with a onebox to said conversation. This issue has be...

CVE-2024-54142

CVE-2024-54142 concerns the Discourse AI plugin for Discourse. When sharing Discourse AI Bot conversations into posts, HTML entities in the conversation could leak into the application when a user visits a post with a onebox, enabling cross-site scripting via user-visible content. The issue is ti...

CVE-2024-54142 Cross-site Scripting via Discourse-ai SharedAiConversation onebox in Discourse

Discourse AI is a Discourse plugin which provides a number of AI features. When sharing Discourse AI Bot conversations into posts, if the conversation had HTML entities those could leak into the Discourse application when a user visited a post with a onebox to said conversation. This issue has be...

CVE-2024-54142

Discourse AI is a Discourse plugin which provides a number of AI features. When sharing Discourse AI Bot conversations into posts, if the conversation had HTML entities those could leak into the Discourse application when a user visited a post with a onebox to said conversation. This issue has be...

CVE-2024-54142: Improper Neutralization of Input During Web Page Generation

Discourse AI is a Discourse plugin which provides a number of AI features. When sharing Discourse AI Bot conversations into posts, if the conversation had HTML entities those could leak into the Discourse application when a user visited a post with a onebox to said conversation. This issue has be...

PT-2025-3019 · Discourse · Discourse Ai

Name of the Vulnerable Software and Affected Versions: Discourse AI affected versions not specified Description: The issue concerns the Discourse AI plugin, which provides AI features. When sharing conversations from the Discourse AI Bot into posts, HTML entities from the conversation could leak...