KNOWLEDGE DOMAIN / 开源即时通讯与协作平台开源即时通讯与协作平台LATEST SIGNALS最近更新开源即时通讯与协作平台高危攻击链专题:Rocket.Chat / Mattermost / Element Matrix / Zulip / Mastodon 漏洞全解析 2026-07-12开源即时通讯与协作平台Rocket.ChatMattermostElementMatrixSynapseZulipMastodonCVE-2021-22910CVE-2022-21704CVE-2024-30617CVE-2022-39348SSRF认证绕过XSSSAML伪造DOMAIN TAGS领域标签CVE-2021-229101CVE-2022-217041CVE-2022-393481CVE-2024-306171Element1Mastodon1Matrix1Mattermost1Rocket.Chat1SAML伪造1SSRF1Synapse1