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This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Description
Redcarpet is a Ruby library for Markdown processing. In Redcarpet before version 3.5.1, there is an injection vulnerability which can enable a cross-site scripting attack. In affected versions no HTML escaping was being performed when processing quotes. This applies even when the `:escape_html` option was being used. This is fixed in version 3.5.1 by the referenced commit.
Metrics
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OR
*cpe:2.3:a:redcarpet_project:redcarpet:*:*:*:*:*:ruby:*:* versions up to (excluding) 3.5.1
Added
CVSS V2
NIST (AV:N/AC:M/Au:N/C:N/I:P/A:N)
Added
CVSS V2 Metadata
Victim must voluntarily interact with attack mechanism
Added
CVSS V3.1
NIST AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Changed
Reference Type
https://github.com/advisories/GHSA-q3wr-qw3g-3p4h No Types Assigned
https://github.com/advisories/GHSA-q3wr-qw3g-3p4h Third Party Advisory
Changed
Reference Type
https://github.com/vmg/redcarpet/blob/master/CHANGELOG.md#version-351-security No Types Assigned
https://github.com/vmg/redcarpet/blob/master/CHANGELOG.md#version-351-security Release Notes, Third Party Advisory
Changed
Reference Type
https://github.com/vmg/redcarpet/commit/a699c82292b17c8e6a62e1914d5eccc252272793 No Types Assigned
https://github.com/vmg/redcarpet/commit/a699c82292b17c8e6a62e1914d5eccc252272793 Patch, Third Party Advisory
Changed
Reference Type
https://rubygems.org/gems/redcarpet No Types Assigned
https://rubygems.org/gems/redcarpet Product, Third Party Advisory
CVE Modified by GitHub, Inc.1/11/2021 3:15:16 PM
Action
Type
Old Value
New Value
Changed
Description
Redcarpet is a Ruby library for Markdown processing. In Redcarpet before version 3.5.1, there is an injection vulnerability which can enable a cross-site scripting attack. In affected versions no HTML escaping was being performed when processing quotes. This applies even when the `:escape_html` option was being used. This is fixed in version 3.5.1 by the referenced commit.
Redcarpet is a Ruby library for Markdown processing. In Redcarpet before version 3.5.1, there is an injection vulnerability which can enable a cross-site scripting attack. In affected versions no HTML escaping was being performed when processing quotes. This applies even when the `:escape_html` option was being used. This is fixed in version 3.5.1 by the referenced commit.
Quick Info
CVE Dictionary Entry: CVE-2020-26298 NVD
Published Date: 01/11/2021 NVD
Last Modified: 11/06/2023
Source: GitHub, Inc.