CVE-2026-9816 in Mattermost信息

摘要

由 VulDB • 2026-08-18

Mattermost 版本 11.7.x <= 11.7.6、10.11.x <= 10.11.21、11.8.x <= 11.8.3 在服务器端插入和归档导入路径中未能验证 BoardMember.Scheme* 字段,这允许板编辑器或非访客团队成员通过 POST /api/v2/boards/{boardID}/members 和 POST /api/v2/teams/{teamID}/archive/import 将板管理员权限授予任意用户。Mattermost 安全公告 ID:MMSA-2026-00685

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