VULNERABILITY INTELLIGENCE

CVE-2021-21288

CVSS score4.3 MEDIUM
EPSS probability1.17%
CISA KEVNot currently listed
Published2021-02-08
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Description

CarrierWave is an open-source RubyGem which provides a simple and flexible way to upload files from Ruby applications. In CarrierWave before versions 1.3.2 and 2.1.1 the download feature has an SSRF vulnerability, allowing attacks to provide DNS entries or IP addresses that are intended for internal use and gather information about the Intranet infrastructure of the platform. This is fixed in versions 1.3.2 and 2.1.1.

Weakness classification

  • security-advisories@github.com: CWE-918

Primary references