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bdu:2021-03178

BREW-um-CVE-2020-14001 — Unintended read access in kramdown gem

Affected: Homebrew: um

The kramdown gem before 2.3.0 for Ruby processes the template option inside Kramdown documents by default, which allows unintended read access (such as template="/etc/passwd") or unintended embedded Ruby code execution (such as a string that begins with template="string://<%= `). NOTE: kramdown is used in Jekyll, GitLab Pages, GitHub Pages, and Thredded Forum.

EUVD-2026-42161

fkie_cve-2020-14001

GHSA-mqm2-cgpr-p4m6 — Unintended read access in kramdown gem

Affected: RubyGems: kramdown

gsd-2020-14001

OESA-2021-1280 — rubygem-kramdown security update

Affected: openEuler:20.03-LTS-SP1: rubygem-kramdown, openEuler:20.03-LTS-SP2: rubygem-kramdown

kramdown is yet-another-markdown-parser but fast, pure Ruby, using a strict syntax definition and supporting several common extensions. Security Fix(es): The kramdown gem before 2.3.0 for Ruby processes the template option inside Kramdown documents by default, which allows unintended read access (such as template="/etc/passwd") or unintended embedded Ruby code execution (such as a string that begins with template="string://<%= `). NOTE: kramdown is used in Jekyll, GitLab Pages, GitHub Pages, and Thredded Forum.(CVE-2020-14001)

openSUSE-SU-2024:11336-1 — ruby2.7-rubygem-kramdown-2.3.1-1.3 on GA media

ruby2.7-rubygem-kramdown-2.3.1-1.3 on GA media

SUSE-SU-2022:3259-1 — Security update for rubygem-kramdown

Security update for rubygem-kramdown

UBUNTU-CVE-2020-14001

Affected: Ubuntu:16.04:LTS: ruby-kramdown, Ubuntu:18.04:LTS: ruby-kramdown, Ubuntu:20.04:LTS: ruby-kramdown