CVE-2017-18871
HIGH7.5EPSS 0.42%Mattermost Server vulnerable to Denial of Service through `@` character prefix inserted into JavaScript field names in github.com/mattermost/mattermost-server
Published: 5/24/2022Modified: 3/3/2026
Description
Mattermost Server vulnerable to Denial of Service through `@` character prefix inserted into JavaScript field names in github.com/mattermost/mattermost-server
Affected packages (2)
- Go/github.com/mattermost/mattermost-serverfrom 0, < 4.2.2
- Go/github.com/mattermost/mattermost-serverfrom 0, < 4.2.2+incompatible, >= 4.3.0-rc1+incompatible, < 4.3.4+incompatible, >= 4.4.0-rc1+incompatible, < 4.4.5+incompatible, >= 4.5.0-rc1+incompatible, < 4.5.0+incompatible
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |