CVE-2021-21288

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.

• CWE-918

• https://github.com/carrierwaveuploader/carrierwave/blob/master/CHANGELOG.md#132---2021-02-08Release Notes, Third Party Advisory
• https://github.com/carrierwaveuploader/carrierwave/blob/master/CHANGELOG.md#211---2021-02-08Release Notes, Third Party Advisory
• https://github.com/carrierwaveuploader/carrierwave/commit/012702eb3ba1663452aa025831caa304d1a665c0Patch, Third Party Advisory
• https://github.com/carrierwaveuploader/carrierwave/security/advisories/GHSA-fwcm-636p-68r5Third Party Advisory
• https://rubygems.org/gems/carrierwave/Product, Third Party Advisory
• https://github.com/carrierwaveuploader/carrierwave/blob/master/CHANGELOG.md#132---2021-02-08Release Notes, Third Party Advisory
• https://github.com/carrierwaveuploader/carrierwave/blob/master/CHANGELOG.md#211---2021-02-08Release Notes, Third Party Advisory
• https://github.com/carrierwaveuploader/carrierwave/commit/012702eb3ba1663452aa025831caa304d1a665c0Patch, Third Party Advisory
• https://github.com/carrierwaveuploader/carrierwave/security/advisories/GHSA-fwcm-636p-68r5Third Party Advisory
• https://rubygems.org/gems/carrierwave/Product, Third Party Advisory

Published

Feb 8, 2021

Last Modified

Jun 17, 2026

Status

Modified

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