PT-2022-15014 · Mastodon · Mastodon

CVE-2022-2166

Published

2022-11-16

Updated

2025-11-06

CVSS v3.1

9.8

Critical

Vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Mastodon versions prior to 4.0.0

Description The issue is related to improper restriction of excessive authentication attempts.

Recommendations For versions prior to 4.0.0, update to version 4.0.0 or later to resolve the issue.

Exploit

Fix

DoS

Improper Restriction of Excessive Authentication Attempts

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BIT-MASTODON-2022-2166

CVE-2022-2166

Mastodon