6.8

CVE-2020-26298

Injection in Redcarpet

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Redcarpet Project ≫ Redcarpet SwPlatformruby Version < 3.5.1
Debian ≫ Debian Linux Version9.0
Debian ≫ Debian Linux Version10.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.57% 0.721
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.4 2.3 2.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
nvd@nist.gov 3.5 6.8 2.9
AV:N/AC:M/Au:S/C:N/I:P/A:N
security-advisories@github.com 6.8 2.3 4
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N
CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

https://github.com/advisories/GHSA-q3wr-qw3g-3p4h
Third Party Advisory
https://github.com/vmg/redcarpet/blob/master/CHANGELOG.md#version-351-security
Third Party Advisory
Release Notes
https://github.com/vmg/redcarpet/commit/a699c82292b17c8e6a62e1914d5eccc252272793
Patch
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/01/msg00014.html
Third Party Advisory
Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFMYDIONVWATY7EB6EARDVXT47AYCRNM/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNO4ZZUPGAEUXKQL4G2HRIH7CUZKPCT6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PXNNWHHAPREDM3XJDACYRTK7DBMUONBI/
https://rubygems.org/gems/redcarpet
Third Party Advisory
Product
https://www.debian.org/security/2021/dsa-4831
Third Party Advisory