CVE-2025-62176

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-2025-62176

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...

EUVD-2025-34111

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-2025-62176

Summary : The Mastodon streaming server vulnerability CVE-2025-62176 allows OAuth clients lacking the read:statuses scope to subscribe to public timelines by using any valid authentication token. Affected versions : prior to 4.4.6, 4.3.14, and 4.2.27. Root cause : streaming server accepts events ...

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-2025-62176 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-2025-62176 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...

PT-2025-41809

Name of the Vulnerable Software and Affected Versions Mastodon versions prior to 4.2.27 Mastodon versions prior to 4.3.14 Mastodon versions prior to 4.4.6 Description Mastodon is a free, open-source social network server based on ActivityPub. The streaming server incorrectly handles authenticatio...