kramdown Known Vulnerabilities & Fixes
kramdown has 2 known security vulnerabilities in RubyGems (Ruby). Upgrade to version 2.3.1 or later to resolve all known issues. Data sourced from OSV, enriched with EPSS exploit probability and CISA KEV.
Low Immediate Risk
No actively exploited vulnerabilities detected. Monitor and update in your next maintenance window.
Recommended safe version: 2.3.1
Upgrading to 2.3.1 or later resolves all 2 known vulnerabilities in kramdown. Run: gem install kramdown -v 2.3.1
Is kramdown in your project?
Check if you're affected and upgrade to 2.3.1 to stay secure.
Security Summary
- 2 affected version ranges have been identified across these 2 advisories.
- 100% of known issues have a published fixed version.
- Remediation: gem update kramdown
Vulnerabilities
2 unique vulnerabilities — sorted by exploitation risk (KEV → EPSS → CVSS). Click a CVE/GHSA ID for full details. First disclosed Aug 7, 2020, most recently Mar 29, 2021 (234 days apart).
| CVE / GHSA | Severity | Affected | Fixed In |
|---|---|---|---|
| CVE-2020-14001 Unintended read access in kramdown gem | CRITICAL | 0.1.0, 0.10.0, 0.11.0, 0.12.0 (+55 more) | 2.3.0 |
| CVE-2021-28834 Remote code execution in Kramdown | HIGH | 1.16.0, 1.16.1, 1.16.2, 1.17.0 (+7 more) | 2.3.1 |
About This Data
Vulnerability data for kramdown is sourced from the Open Source Vulnerability (OSV) database, aggregating reports from GitHub Advisory Database, NIST NVD, and ecosystem-specific sources.
CVSS (Common Vulnerability Scoring System) scores reflect exploitability and impact. EPSS (Exploit Prediction Scoring System) scores indicate the probability of exploitation within the next 30 days. Vulnerabilities marked with are listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
Related RubyGems (Ruby) Packages
Other packages in this ecosystem, ranked by shared vulnerabilities where available.
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