CVE-2023-45223
MEDIUM4.3EPSS 0.35%Mattermost Exposure of Sensitive Information to an Unauthorized Actor vulnerability
Published: 11/27/2023Modified: 2/4/2026
Description
Mattermost fails to properly validate the "Show Full Name" option in a few endpoints in Mattermost Boards, allowing a member to get the full name of another user even if the Show Full Name option was disabled.
Affected packages (2)
- Go/github.com/mattermost/mattermost-server/v6from 0, < 7.8.13
- Go/github.com/mattermost/mattermost/server/v8from 0, < 8.1.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |