Privilege Escalation leading to post in channel without having privilege
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mattermost.cloud has a feature of making a channel and once its set to public any other user can join the channel and post comments on that channel. In System Console --> Channel --> Permission channel owner can assign wether member can post comment or not. Once channel owner selects that channel …
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阅读 HackerOne 原文 ↗作者 @fuzzsqlb0f · 版权归作者与 Mattermost 所有