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...

PT-2026-98146

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.1.6 Discourse versions prior to 2026.5.2 Discourse versions prior to 2026.6.1 Discourse versions prior to 2026.7.0 Description AI reviewables associated with private messages may appear in the moderator review...

CVE-2026-77010

The HEL Online Classroom: AI-powered Online Classrooms WordPress plugin through 1.0.3 does not perform authorisation checks on its REST API routes and does not consistently enforce the per-class access code, allowing unauthenticated users to obtain a signed meeting join link for any classroom,...

CVE-2026-77010 HEL Online Classroom: AI-powered Online Classrooms <= 1.0.3 - Unauthenticated Moderator Join URL Disclosure and Class Access Code Bypass

The HEL Online Classroom: AI-powered Online Classrooms WordPress plugin through 1.0.3 does not perform authorisation checks on its REST API routes and does not consistently enforce the per-class access code, allowing unauthenticated users to obtain a signed meeting join link for any classroom,...

EUVD-2026-68056

The HEL Online Classroom: AI-powered Online Classrooms WordPress plugin through 1.0.3 does not perform authorisation checks on its REST API routes and does not consistently enforce the per-class access code, allowing unauthenticated users to obtain a signed meeting join link for any classroom,...

CVE-2026-77010 HEL Online Classroom: AI-powered Online Classrooms <= 1.0.3 - Unauthenticated Moderator Join URL Disclosure and Class Access Code Bypass

The HEL Online Classroom: AI-powered Online Classrooms WordPress plugin through 1.0.3 does not perform authorisation checks on its REST API routes and does not consistently enforce the per-class access code, allowing unauthenticated users to obtain a signed meeting join link for any classroom,...

CVE-2026-77010

The HEL Online Classroom: AI-powered Online Classrooms WordPress plugin (versions prior to 1.0.4 ) contains an improper access control vulnerability. The plugin fails to perform sufficient authorization checks on its REST API routes and inconsistently enforces per-class access codes . This securi...

PT-2026-83408

Name of the Vulnerable Software and Affected Versions HEL Online Classroom: AI-powered Online Classrooms versions prior to 1.0.4 Description The plugin fails to perform authorization checks on its REST API routes and does not consistently enforce per-class access codes. This allows unauthenticate...

CVE-2026-77010: Improper Access Control

The HEL Online Classroom: AI-powered Online Classrooms WordPress plugin through 1.0.3 does not perform authorisation checks on its REST API routes and does not consistently enforce the per-class access code, allowing unauthenticated users to obtain a signed meeting join link for any classroom,...

BIT-DISCOURSE-2026-59829 Discourse: Review queue exposes flag-related private message excerpts to category group moderators

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.1, on sites with category group moderation enabled, the review queue could include an excerpt and permalink of the private message attached to a flag, even when the reviewing category moderator was...

PT-2026-79848

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.1, on sites with category group moderation enabled, the review queue could include an excerpt and permalink of the private message attached to a flag, even when the reviewing category moderator was...

CVE-2026-46682

BigBlueButton is an open-source virtual classroom. Prior to 3.0.23, BigBlueButton allowed authenticated moderators to inject SQL through the meetingId and userId values used by refreshBreakoutRoomsVisibleForUsers in akka-bbb-apps/src/main/scala/org/bigbluebutton/core/db/BreakoutRoomUserDAO.scala...

CVE-2026-46682 BigBlueButton: Blind SQL Injection AUTH (Moderator)

BigBlueButton is an open-source virtual classroom. Prior to 3.0.23, BigBlueButton allowed authenticated moderators to inject SQL through the meetingId and userId values used by refreshBreakoutRoomsVisibleForUsers in akka-bbb-apps/src/main/scala/org/bigbluebutton/core/db/BreakoutRoomUserDAO.scala...

CVE-2026-46682 BigBlueButton: Blind SQL Injection AUTH (Moderator)

BigBlueButton is an open-source virtual classroom. Prior to 3.0.23, BigBlueButton allowed authenticated moderators to inject SQL through the meetingId and userId values used by refreshBreakoutRoomsVisibleForUsers in akka-bbb-apps/src/main/scala/org/bigbluebutton/core/db/BreakoutRoomUserDAO.scala...

CVE-2026-46682: Improper Neutralization of Special Elements used in an SQL Command

BigBlueButton is an open-source virtual classroom. Prior to 3.0.23, BigBlueButton allowed authenticated moderators to inject SQL through the meetingId and userId values used by refreshBreakoutRoomsVisibleForUsers in akka-bbb-apps/src/main/scala/org/bigbluebutton/core/db/BreakoutRoomUserDAO.scala...

CVE-2026-54740

Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-alpha.18, a lower-ranked remote moderator can remove a higher-ranked moderator by sending a signed ActivityPub Remove activity to the target instance. The local API uses LocalUser::ishighermodoradmincheck to enforc...

CVE-2026-54742

Lemmy is a link aggregator and forum for the fediverse. From 0.19.18 until 0.19.19 and 1.0.0-alpha.20, a community moderator can feature or unfeature posts in other communities through federated CollectionAdd and CollectionRemove activities using CollectionType::Featured. After verifymodaction...

CVE-2026-54740 Lemmy: Lower-ranked federated moderator can remove higher-ranked moderators

Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-alpha.18, a lower-ranked remote moderator can remove a higher-ranked moderator by sending a signed ActivityPub Remove activity to the target instance. The local API uses LocalUser::ishighermodoradmincheck to enforc...

CVE-2026-54740 Lemmy: Lower-ranked federated moderator can remove higher-ranked moderators

Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-alpha.18, a lower-ranked remote moderator can remove a higher-ranked moderator by sending a signed ActivityPub Remove activity to the target instance. The local API uses LocalUser::ishighermodoradmincheck to enforc...

CVE-2026-54740 Lemmy: Lower-ranked federated moderator can remove higher-ranked moderators

Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-alpha.18, a lower-ranked remote moderator can remove a higher-ranked moderator by sending a signed ActivityPub Remove activity to the target instance. The local API uses LocalUser::ishighermodoradmincheck to enforc...