CVE-2025-27157

MediumCVSS 5.3/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness enumeration

CWE-770

Affected software

No affected versions have been published.

Timeline

Published
Feb 27, 2025
Last modified
Jun 17, 2026
NVD status
Analyzed

Related CVEs from 2025

CVE-2025-271587.8Acrobat Reader versions 24.001.30225, 20.005.30748, 25.001.20428 and earlier are affected by an Access of Uninitialized Pointer vulnerabilitCVE-2025-271597.8Acrobat Reader versions 24.001.30225, 20.005.30748, 25.001.20428 and earlier are affected by a Use After Free vulnerability that could resulCVE-2025-27162.7A vulnerability classified as problematic was found in China Mobile P22g-CIac 1.0.00.488. This vulnerability affects unknown code of the comCVE-2025-271607.8Acrobat Reader versions 24.001.30225, 20.005.30748, 25.001.20428 and earlier are affected by a Use After Free vulnerability that could resulCVE-2025-271617.8Acrobat Reader versions 24.001.30225, 20.005.30748, 25.001.20428 and earlier are affected by an out-of-bounds read vulnerability when parsinCVE-2025-271627.8Acrobat Reader versions 24.001.30225, 20.005.30748, 25.001.20428 and earlier are affected by an Access of Uninitialized Pointer vulnerabilitCVE-2025-271635.5Acrobat Reader versions 24.001.30225, 20.005.30748, 25.001.20428 and earlier are affected by an out-of-bounds read vulnerability that could CVE-2025-271645.5Acrobat Reader versions 24.001.30225, 20.005.30748, 25.001.20428 and earlier are affected by an out-of-bounds read vulnerability that could CVE-2025-271655.5Substance3D - Stager versions 3.1.2 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitiCVE-2025-271667.8InDesign Desktop versions ID20.1, ID19.5.2 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary cCVE-2025-271677.8Illustrator versions 29.2.1, 28.7.4 and earlier are affected by an Untrusted Search Path vulnerability that might allow attackers to executeCVE-2025-271687.8Illustrator versions 29.2.1, 28.7.4 and earlier are affected by a Stack-based Buffer Overflow vulnerability that could result in arbitrary c
CVE-2025-27157: Medium severity, CVSS 5.3 | Vulnix