CVE-2024-39839
MEDIUM4.3EPSS 0.22%Mattermost allows a user on a remote to set their remote username prop to an arbitrary string in github.com/mattermost/mattermost-server
Published: 8/1/2024Modified: 3/3/2026
Description
Mattermost allows a user on a remote to set their remote username prop to an arbitrary string in github.com/mattermost/mattermost-server
Affected packages (6)
- Bitnami/mattermost>= 9.5.0, < 9.5.7, >= 9.7.0, < 9.7.6, >= 9.8.0, < 9.8.2 | >= 9.9.0, <= 9.9.0
- Go/github.com/mattermost/mattermost-server>= 9.5.0+incompatible, < 9.5.7+incompatible, >= 9.7.0+incompatible, < 9.7.6+incompatible, >= 9.8.0+incompatible, < 9.8.2+incompatible, >= 9.9.0+incompatible, < 9.9.1+incompatible
- Go/github.com/mattermost/mattermost-server/v5from 0
- Go/github.com/mattermost/mattermost-server/v6from 0
- Go/github.com/mattermost/mattermost/server/v8>= 9.5.0, < 9.5.7
- Go/github.com/mattermost/mattermost/server/v8from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |