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CVE-2020-26298

MEDIUM

6.8

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.

CVE Details

CVSS v3.1 Score6.8

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionREQUIRED

Published1/11/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxredcarpet_project:redcarpet

Weaknesses (CWE)

CWE-74CWE-79

References

https://github.com/advisories/GHSA-q3wr-qw3g-3p4h(security-advisories@github.com)

https://github.com/vmg/redcarpet/blob/master/CHANGELOG.md#version-351-security(security-advisories@github.com)

https://github.com/vmg/redcarpet/commit/a699c82292b17c8e6a62e1914d5eccc252272793(security-advisories@github.com)

https://lists.debian.org/debian-lts-announce/2021/01/msg00014.html(security-advisories@github.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFMYDIONVWATY7EB6EARDVXT47AYCRNM/(security-advisories@github.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNO4ZZUPGAEUXKQL4G2HRIH7CUZKPCT6/(security-advisories@github.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PXNNWHHAPREDM3XJDACYRTK7DBMUONBI/(security-advisories@github.com)

https://rubygems.org/gems/redcarpet(security-advisories@github.com)

https://www.debian.org/security/2021/dsa-4831(security-advisories@github.com)

https://github.com/advisories/GHSA-q3wr-qw3g-3p4h(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/vmg/redcarpet/blob/master/CHANGELOG.md#version-351-security(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/vmg/redcarpet/commit/a699c82292b17c8e6a62e1914d5eccc252272793(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2021/01/msg00014.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFMYDIONVWATY7EB6EARDVXT47AYCRNM/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNO4ZZUPGAEUXKQL4G2HRIH7CUZKPCT6/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PXNNWHHAPREDM3XJDACYRTK7DBMUONBI/(af854a3a-2127-422b-91ae-364da2661108)

https://rubygems.org/gems/redcarpet(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2021/dsa-4831(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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