BIT-mastodon-2025-27157

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Import Source
https://github.com/bitnami/vulndb/tree/main/data/mastodon/BIT-mastodon-2025-27157.json
JSON Data
https://api.osv.dev/v1/vulns/BIT-mastodon-2025-27157
Aliases
Published
2025-03-02T07:13:08.797Z
Modified
2025-05-20T10:02:07.006Z
Summary
Mastodon's rate-limits are missing on `/auth/setup`
Details

Mastodon is a self-hosted, federated microblogging platform. Starting in version 4.2.0 and prior to versions 4.2.16 and 4.3.4, the rate limits are missing on /auth/setup. Without those rate limits, an attacker can craft requests that will send an email to an arbitrary addresses. Versions 4.2.16 and 4.3.4 fix the issue.

Database specific
{
    "cpes": [
        "cpe:2.3:a:joinmastodon:mastodon:*:*:*:*:*:*:*:*"
    ],
    "severity": "Medium"
}
References

Affected packages

Bitnami / mastodon

Package

Name
mastodon
Purl
pkg:bitnami/mastodon

Severity

  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator

Affected ranges

Type
SEMVER
Events
Introduced
4.2.0
Fixed
4.3.4

Database specific

source
"https://github.com/bitnami/vulndb/tree/main/data/mastodon/BIT-mastodon-2025-27157.json"