CVE-2026-54741

In Lemmy (versions before 0.19.19 and 1.0.0-alpha.18), the edit_private_message function in crates/api/api_crud/src/private_message/update.rs only verifies the caller is the original message creator, skipping the recipient block-list check that create_private_message performs. This allows a block...

EUVD-2026-62843

Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-alpha.18, Lemmy blocks new private messages from a sender after the recipient blocks that sender, but the edit path skips the same block check. createprivatemessage checks the recipient's block list with...

CVE-2026-59829

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-2026-59829 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...

CVE-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...

BIT-DISCOURSE-2026-72724 Discourse: Private Chat Threat Message Disclosure via Chat Onebox Channel/Threat ID Mismatch

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, plugins/chat/lib/chat/oneboxhandler.rb resolves Chat::Thread by route threadid independently of the route channelid before checking whether the user can preview the selected chat channel. An...

PT-2026-76683

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-2026-72724

Discourse vulnerability CVE-2026-72724 affects the chat onebox flow. Prior to versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, plugins/chat/lib/chat/onebox_handler.rb resolves Chat::Thread by route thread_id independently of the route channel_id before verifying preview permissions, allowing ...

Excessive Iteration

Overview Affected versions of this package are vulnerable to Excessive Iteration in the HashRatchet.getint generation method of GroupKeySet, reached through PrivateMessage.unprotect, which loops while nextGeneration generation next; and caches every intermediate KeyGeneration in an unbounded...

Excessive Iteration

Overview Affected versions of this package are vulnerable to Excessive Iteration in the HashRatchet.getint generation method of GroupKeySet, reached through PrivateMessage.unprotect, which loops while nextGeneration generation next; and caches every intermediate KeyGeneration in an unbounded...

CVE-2026-12689

The ProfileGrid WordPress plugin before 5.9.9.7 does not perform any authorization or ownership check on some of its private-message thread actions, allowing authenticated users with Subscriber-level access and above to soft-delete, tamper with the metadata of, and mark as read other users' priva...

CVE-2026-12689

The ProfileGrid WordPress plugin before 5.9.9.7 does not perform any authorization or ownership check on some of its private-message thread actions, allowing authenticated users with Subscriber-level access and above to soft-delete, tamper with the metadata of, and mark as read other users' priva...

CVE-2026-12689 ProfileGrid < 5.9.9.7 - Subscriber+ Cross-User Private Message Thread Deletion and Tampering via Missing Authorization

The ProfileGrid WordPress plugin before 5.9.9.7 does not perform any authorization or ownership check on some of its private-message thread actions, allowing authenticated users with Subscriber-level access and above to soft-delete, tamper with the metadata of, and mark as read other users' priva...

CVE-2026-12689

ProfileGrid WordPress plugin before 5.9.9.7 lacks authorization/ownership checks for certain private-message thread actions, allowing Subscriber+ authenticated users to soft-delete, tamper with metadata, or mark as read other users’ threads. Affected: ProfileGrid plugin; root cause: missing acces...

EUVD-2026-48490

The ProfileGrid WordPress plugin before 5.9.9.7 does not perform any authorization or ownership check on some of its private-message thread actions, allowing authenticated users with Subscriber-level access and above to soft-delete, tamper with the metadata of, and mark as read other users' priva...

CVE-2026-7002

A vulnerability was determined in KLiK SocialMediaWebsite up to 1.0.1. This vulnerability affects unknown code of the file /includes/getmessageajax.php of the component Private Message Handler. Executing a manipulation of the argument cid can lead to sql injection. It is possible to launch the...

CVE-2026-7002 KLiK SocialMediaWebsite Private Message get_message_ajax.php sql injection

A vulnerability was determined in KLiK SocialMediaWebsite up to 1.0.1. This vulnerability affects unknown code of the file /includes/getmessageajax.php of the component Private Message Handler. Executing a manipulation of the argument cid can lead to sql injection. It is possible to launch the...

CVE-2026-7002

CVE-2026-7002 affects KLiK SocialMediaWebsite (versions up to 1.0.1). The vulnerability exists in /includes/get_message_ajax.php within the Private Message Handler; manipulating the c_id argument permits SQL injection, exploitable remotely over a network. CVSS data indicate high severity (3.1: sc...

CVE-2026-7002

A vulnerability was determined in KLiK SocialMediaWebsite up to 1.0.1. This vulnerability affects unknown code of the file /includes/getmessageajax.php of the component Private Message Handler. Executing a manipulation of the argument cid can lead to sql injection. It is possible to launch the...

CVE-2026-7002 KLiK SocialMediaWebsite Private Message get_message_ajax.php sql injection

A vulnerability was determined in KLiK SocialMediaWebsite up to 1.0.1. This vulnerability affects unknown code of the file /includes/getmessageajax.php of the component Private Message Handler. Executing a manipulation of the argument cid can lead to sql injection. It is possible to launch the...