CVE-2025-27157

Feb. 27, 2025, 5:15 p.m.

5.3
Medium

Description

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.

Product(s) Impacted

Product Versions
Mastodon
  • 4.2.0
  • 4.2.1
  • 4.2.2
  • 4.2.3
  • 4.2.4
  • 4.2.5
  • 4.2.6
  • 4.2.7
  • 4.2.8
  • 4.2.9
  • 4.2.10
  • 4.2.11
  • 4.2.12
  • 4.2.13
  • 4.2.14
  • 4.2.15

Weaknesses

CWE-770
Allocation of Resources Without Limits or Throttling
The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

References

https://github.com/mastodon/mastodon/commit/06f879ce9bea195344ac9f71e6799eea500628ec
https://github.com/mastodon/mastodon/security/advisories/GHSA-v39f-c9jj-8w7h

Tags

security-advisories@github.com
CWE-770
2025-02-27
CVE-2025-27157

CVSS Score

5.3 / 10

CVSS Data

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: LOW
    • View Vector String

    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Date

  • Published: Feb. 27, 2025, 5:15 p.m.
  • Last Modified: Feb. 27, 2025, 5:15 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

security-advisories@github.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.