CVE-2026-70617: Missing Authorization

Spacebar Server before commit dcfd910 contains a missing authorization vulnerability that allows any authenticated attacker to add themselves to arbitrary group DM channels by sending a PUT request to the channels recipient endpoint without membership verification. Attackers can exploit the...

CVE-2026-44571

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.6, in standard channels i.e., channels whose channel.type is neither group nor dm, the endpoint POST /api/v1/channels/channelid/messages/messageid/update can be accessed with read...

CVE-2025-12559

Mattermost versions 11.0.x = 11.0.2, 10.12.x = 10.12.1, 10.11.x = 10.11.4, 10.5.x = 10.5.12 fail to sanitize team email addresses to be visible only to Team Admins, which allows any authenticated user to view team email addresses via the GET /api/v4/channels/channelid/commonteams endpoint...

CVE-2025-12559: Exposure of Sensitive Information to an Unauthorized Actor

Mattermost versions 11.0.x = 11.0.2, 10.12.x = 10.12.1, 10.11.x = 10.11.4, 10.5.x = 10.5.12 fail to sanitize team email addresses to be visible only to Team Admins, which allows any authenticated user to view team email addresses via the GET /api/v4/channels/channelid/commonteams endpoint...

CVE-2025-10545

Mattermost versions 10.5.x = 10.5.10, 10.11.x = 10.11.2 fail to properly validate guest user permissions when adding channel members which allows guest users to add any team members to their private channels via the "/api/v4/channels/channelid/members" endpoint...

CVE-2025-48482: Improper Enforcement of Behavioral Workflow

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.180, there is a mass assignment vulnerability. The Customer object is updated using the fill method, which processes fields such as channel and channelid. However, the fill method is called with all client-provided...

CVE-2024-38858

creationtimestamp| type| source ---|---|--- 2024-09-02 15:33:26+00:00| seen| https://t.me/cvedetector/4637...

CVE-2024-3431

A vulnerability was found in EyouCMS 1.6.5. It has been declared as critical. This vulnerability affects unknown code of the file /login.php?m=admin&c=Field&a=channeledit of the component Backend. The manipulation of the argument channelid leads to deserialization. The attack can be initiated...

CVE-2024-3431

A vulnerability was found in EyouCMS 1.6.5. It has been declared as critical. This vulnerability affects unknown code of the file /login.php?m=admin&c=Field&a=channeledit of the component Backend. The manipulation of the argument channelid leads to deserialization. The attack can be initiated...

CVE-2024-3431: Deserialization of Untrusted Data

A vulnerability was found in EyouCMS 1.6.5. It has been declared as critical. This vulnerability affects unknown code of the file /login.php?m=admin&c=Field&a=channeledit of the component Backend. The manipulation of the argument channelid leads to deserialization. The attack can be initiated...