CVE-2026-Mastodon-Streaming-CRLF-Injection

CVE-2026-XXXXX: HTTP Response Header Injection CRLF in Mastodon Streaming Server Vulnerability Overview Item| Details ---|--- CVE ID| CVE-2026-XXXXX Affected Product| Mastodon Streaming Server Affected Version| $key: $headerskey.join' ' ; Impact HTTP Header Injection: Inject ar...

CVE-2025-62176 Mastadon streaming server allows OAuth clients without the `read` scope to subscribe to public channels

Mastodon is a free, open-source social network server based on ActivityPub. In Mastodon before 4.4.6, 4.3.14, and 4.2.27, the streaming server accepts serving events for public timelines to clients using any valid authentication token, even if those tokens lack the read:statuses scope. This allow...

CVE-2025-62175 Mastodon streaming API fails to disconnect disabled and suspended users

Mastodon is a free, open-source social network server based on ActivityPub. In versions before 4.4.6, 4.3.14, and 4.2.27, disabling or suspending a user account does not disconnect the account from the streaming API. This allows disabled or suspended accounts to continue receiving real-time updat...