CVE-2026-16049

Mattermost Plugins versions =11.8 10.20.11 11.5.7.0 The Mattermost GitLab plugin fails to verify channel permissions when processing API requests with a caller-supplied postid, and fails to validate the weburl parameter against the configured GitLab instance, which allows an authenticated attacke...

PYSEC-2026-2705 Open WebUI has an IDOR vulnerability in the pin_channel_message API endpoint

Summary Pin/Unpin is a write operation modifies the message's ispinned , pinnedby, pinnedat fields, but in standard channels it only checks read permission, allowing users with read-only access to pin/unpin any message. Details...

CVE-2026-47195

Quest Bot is an opensource Discord Bot. Prior to version 1.1.6, the purge and slowmode commands check only guild-level permissions on the invoking member. They do not check the member’s effective permissions in the channel where the command is run. A user denied channel-level moderation permissio...

EUVD-2026-36413

Quest Bot is an opensource Discord Bot. Prior to version 1.1.6, the purge and slowmode commands check only guild-level permissions on the invoking member. They do not check the member’s effective permissions in the channel where the command is run. A user denied channel-level moderation permissio...

CVE-2026-47195 Quest Bot: Per-channel permission overwrite bypass in purge and slowmode commands.

Quest Bot is an opensource Discord Bot. Prior to version 1.1.6, the purge and slowmode commands check only guild-level permissions on the invoking member. They do not check the member’s effective permissions in the channel where the command is run. A user denied channel-level moderation permissio...

CVE-2026-47195

CVE-2026-47195 affects the Quest Bot (Discord bot). Prior to version 1.1.6, purge and slowmode commands check only guild-level permissions, not the invoking member’s channel-level permissions. A user without channel moderation rights could still delete messages or modify slowmode via the bot. The...

CVE-2026-47195 Quest Bot: Per-channel permission overwrite bypass in purge and slowmode commands.

Quest Bot is an opensource Discord Bot. Prior to version 1.1.6, the purge and slowmode commands check only guild-level permissions on the invoking member. They do not check the member’s effective permissions in the channel where the command is run. A user denied channel-level moderation permissio...

CVE-2026-47195 Quest Bot: Per-channel permission overwrite bypass in purge and slowmode commands.

Quest Bot is an opensource Discord Bot. Prior to version 1.1.6, the purge and slowmode commands check only guild-level permissions on the invoking member. They do not check the member’s effective permissions in the channel where the command is run. A user denied channel-level moderation permissio...

PT-2026-48858

Quest Bot is an opensource Discord Bot. Prior to version 1.1.6, the purge and slowmode commands check only guild-level permissions on the invoking member. They do not check the member’s effective permissions in the channel where the command is run. A user denied channel-level moderation permissio...

OpenClaw 安全漏洞

OpenClaw is an open-source intelligent artificial assistant developed by OpenClaw. Versions of OpenClaw prior to 2026.5.19 contained security vulnerabilities. These vulnerabilities stemmed from authorization bypass issues during message reading operations, resulting in bypassing channel permissio...

OpenClaw has an unspecified vulnerability (CNVD-2026-14838)

OpenClaw is an intelligent artificial assistant open-sourced by OpenClaw. OpenClaw suffers from a security vulnerability that stems from a failure to enforce sender authorization checks on interactive callbacks in shared workspace deployments, which can be exploited by an attacker to cause...

OpenClaw 安全漏洞

OpenClaw is an intelligent artificial assistant open-sourced by OpenClaw. OpenClaw suffers from a security vulnerability that stems from a failure to enforce sender authorization checks on interactive callbacks in shared workspace deployments, which can be exploited by an attacker to cause...

CVE-2026-22892 Insufficient Authorization in Mattermost Jira Plugin Allows Unauthorized Access to Post Attachments

Mattermost versions 11.1.x = 11.1.2, 10.11.x = 10.11.9, 11.2.x = 11.2.1 fail to validate user permissions when creating Jira issues from Mattermost posts, which allows an authenticated attacker with access to the Jira plugin to read post content and attachments from channels they do not have acce...

EUVD-2024-40463

Malicious code in bioql PyPI...

Exposure of Sensitive Information Through Metadata

Overview github.com/mattermost/mattermost-plugin-playbooks/server/app is a package for reliable and repeatable processes using checklists, automation, and retrospectives Affected versions of this package are vulnerable to Exposure of Sensitive Information Through Metadata through improper...

CVE-2025-46702

Mattermost versions 10.5.x = 10.5.5, 9.11.x = 9.11.15, 10.8.x = 10.8.0, 10.7.x = 10.7.2, 10.6.x = 10.6.5 fail to properly enforce channel member management permissions when adding participants to playbook runs. This allows authenticated users with member-level permissions to bypass system admin...

CVE-2025-46702

CVE-2025-46702 affects Mattermost versions 10.5.x <= 10.5.5, 9.11.x <= 9.11.15, 10.8.x <= 10.8.0, 10.7.x <= 10.7.2, 10.6.x

Improper Access Control

Mattermost is vulnerable to Improper Access Control. The vulnerability is due to inadequate enforcement of channel member management permissions due to a flaw in how playbook run participants are handled when linked to channels, allowing unauthorized user modifications...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization through improper enforcement of channel member permissions for playbook run participants. An attacker without the 'Manage Channel Members' permission can add or remove users from public and private channels by...

CVE-2021-32646

Roomer is a discord bot cog extension which provides automatic voice channel generation as well as private voice and text channels. A vulnerability has been discovered allowing discord users to get the manage channel permissions in a private VC they have joined. This allowed them to make changes ...