GHSA-rhvr-6w8c-6v7w
Mattermost fails to invalidate all active sessions when converting a user to a bot
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Go | github.com/mattermost/mattermost/server/v8 | < 8.0.0-20241217145510-faa7e4f2ea0c | 8.0.0-20241217145510-faa7e4f2ea0c |
| Go | github.com/mattermost/mattermost/server/v8 | >= 10.4.0-rc1, < 10.4.2 | 10.4.2 |
| Go | github.com/mattermost/mattermost/server/v8 | >= 9.11.0-rc1, < 9.11.7 | 9.11.7 |
Details
As written in the advisory (Markdown source, shown as plain text).
Mattermost versions 9.11.x <= 9.11.6, 10.4.x <= 10.4.1 fail to invalidate all active sessions when converting a user to a bot, with allows the converted user to escalate their privileges depending on the permissions granted to the bot.
References
External links from the advisory. They lead to third-party sites.