GHSA-jcgv-3pfq-j4hr
Mattermost Injection vulnerability
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Go | github.com/mattermost/mattermost/server/v8 | < 8.1.4 | 8.1.4 |
| Go | github.com/mattermost/mattermost-server/v6 | < 7.8.13 | 7.8.13 |
Details
As written in the advisory (Markdown source, shown as plain text).
Mattermost fails to use innerText / textContent when setting the channel name in the webapp during autocomplete, allowing an attacker to inject HTML to a victim's page by create a channel name that is valid HTML. No XSS is possible though.
References
External links from the advisory. They lead to third-party sites.