CVE-2026-54742 Lemmy: `CollectionAdd::Featured` does not check the post is in the community

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-2026-49222

Vvveb is a powerful and easy to use CMS with page builder to build websites, blogs or ecommerce stores. Prior to 1.0.8.4, Vvveb backend product question operations allow a low-privileged Vendor to manage questions under another Vendor's products. The admin/sql/sqlite/productquestion.sql queries...

EUVD-2026-61010

MyBB is free and open source forum software. Prior to 1.8.40, the calendar module does not validate moderation permissions for the destination calendar when moving events. A user with moderation permission for the source calendar can move an event to a calendar where the user has only viewing...

CVE-2026-12723

The Kirki WordPress plugin before 6.0.12 does not perform any authorisation check on one of its REST routes, allowing unauthenticated users to overwrite the content of arbitrary existing comments and to create pre-approved comments under a spoofed identity, bypassing comment moderation...

CVE-2026-12723 Kirki < 6.0.12 - Unauthenticated Arbitrary Comment Modification and Moderation Bypass via Component Library

The Kirki WordPress plugin before 6.0.12 does not perform any authorisation check on one of its REST routes, allowing unauthenticated users to overwrite the content of arbitrary existing comments and to create pre-approved comments under a spoofed identity, bypassing comment moderation...

CVE-2026-12723

The Kirki WordPress plugin versions prior to 6.0.12 contains a vulnerability where it fails to perform authorisation checks on one of its REST routes . This flaw allows unauthenticated users to perform unauthorized actions, including overwriting the content of arbitrary existing comments and crea...

PT-2026-61525

The Kirki WordPress plugin before 6.0.12 does not perform any authorisation check on one of its REST routes, allowing unauthenticated users to overwrite the content of arbitrary existing comments and to create pre-approved comments under a spoofed identity, bypassing comment moderation...

PYSEC-2026-2485 FastChat has a Content Moderation Bypass via Arena Side-by-Side Views

A vulnerability was detected in lm-sys fastchat up to 0.2.36. Impacted is the function addtext of the component Arena Side-by-Side View Handler. The manipulation results in incorrect control flow. The attack can be launched remotely. The exploit is now public and may be used. The root cause was...

FastChat has a Content Moderation Bypass via Arena Side-by-Side Views

A vulnerability was detected in lm-sys fastchat up to 0.2.36. Impacted is the function addtext of the component Arena Side-by-Side View Handler. The manipulation results in incorrect control flow. The attack can be launched remotely. The exploit is now public and may be used. The root cause was...

EUVD-2026-43288

The Tutor LMS WordPress plugin before 3.9.13 does not perform any authorization or post-target validation before creating a comment in one of its handlers, and stores the comment pre-approved, allowing authenticated users with subscriber-level access and above to post auto-approved comments...

CVE-2026-12273

The Tutor LMS WordPress plugin before 3.9.13 does not perform any authorization or post-target validation before creating a comment in one of its handlers, and stores the comment pre-approved, allowing authenticated users with subscriber-level access and above to post auto-approved comments...

CVE-2026-12273 Tutor LMS < 3.9.13 - Subscriber+ Arbitrary Auto-Approved Comment Creation

The Tutor LMS WordPress plugin before 3.9.13 does not perform any authorization or post-target validation before creating a comment in one of its handlers, and stores the comment pre-approved, allowing authenticated users with subscriber-level access and above to post auto-approved comments...

CVE-2026-12273

The Tutor LMS WordPress plugin before 3.9.13 does not perform any authorization or post-target validation before creating a comment in one of its handlers, and stores the comment pre-approved, allowing authenticated users with subscriber-level access and above to post auto-approved comments...

PT-2026-57635

The Tutor LMS WordPress plugin before 3.9.13 does not perform any authorization or post-target validation before creating a comment in one of its handlers, and stores the comment pre-approved, allowing authenticated users with subscriber-level access and above to post auto-approved comments...

CVE-2026-12273: Undefined Security Weakness

The Tutor LMS WordPress plugin before 3.9.13 does not perform any authorization or post-target validation before creating a comment in one of its handlers, and stores the comment pre-approved, allowing authenticated users with subscriber-level access and above to post auto-approved comments...

CVE-2026-39903

Simple Machines Forum 2.1 prior to commit 7d048f8 and 3.0 prior to commit a7875e8 contains an authorization bypass vulnerability in Sources/Actions/AttachmentApprove.php where a single-character operator error causes the permission check to always pass regardless of user permissions. An...

EUVD-2026-42941

Simple Machines Forum 2.1 prior to 2.1.8 and 3.0 prior to 3.0 Alpha 5 contains an authorization bypass vulnerability in Sources/Actions/AttachmentApprove.php where a single-character operator error causes the permission check to always pass regardless of user permissions. An authenticated...

CVE-2026-39903 Simple Machines Forum Authorization Bypass via AttachmentApprove.php

Simple Machines Forum 2.1 prior to commit 7d048f8 and 3.0 prior to commit a7875e8 contains an authorization bypass vulnerability in Sources/Actions/AttachmentApprove.php where a single-character operator error causes the permission check to always pass regardless of user permissions. An...

CVE-2026-39903

The CVE concerns Simple Machines Forum (SMF) 2.1 prior to 2.1.8 and 3.0 prior to 3.0 Alpha 5. A single-character operator error in Sources/Actions/AttachmentApprove.php causes the permission check to always pass, enabling an authenticated low-privilege user to approve, reject, or delete any pendi...

PT-2026-57216

Simple Machines Forum 2.1 prior to 2.1.8 and 3.0 prior to 3.0 Alpha 5 contains an authorization bypass vulnerability in Sources/Actions/AttachmentApprove.php where a single-character operator error causes the permission check to always pass regardless of user permissions. An authenticated...