CVE-2020-26298

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.
Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.8 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N
GitHub_MCNA
6.8 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 51%
VendorProductVersion
redcarpet_projectredcarpet
𝑥
< 3.5.1
debiandebian_linux
9.0
debiandebian_linux
10.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
ruby-redcarpet
bookworm
3.5.1-1
fixed
bullseye
3.5.1-1
fixed
sid
3.6.0-1
fixed
trixie
3.6.0-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
rudy-redcarpet
groovy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne