CVE-2020-26298

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.

Risk Information

Base Score

5.4

MODERATE

Vector

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

EPSS Score

Exploitation Probability

0.334

Associated Vulnerability

Vulnerability	OS Platform
Vulnerabilities CVE-2020-26298 are fixed in Ruby-redcarpet 3.5.1	Windows
ruby-redcarpet security update(DSA-4831-1) ruby-redcarpet_3.4.0-4+deb10u1_i386.deb	Linux
ruby-redcarpet security update(DSA-4831-1) ruby-redcarpet_3.4.0-4+deb10u1_amd64.deb	Linux
Vulnerabilities CVE-2020-26298 are fixed in Ruby-redcarpet for Linux 3.5.1	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234