league/commonmark from 2.0.0 before 2.10.2 contains a quadratic-time denial of service vulnerability in the GitHub Flavored Markdown Table…
league/commonmark from 2.0.0 before 2.10.2 contains a quadratic-time denial of service vulnerability in the GitHub Flavored Markdown Table extension's TableStartParser::tryStart() block-start scan. Unauthenticated attackers can submit a large paragraph of pipe-free lines not starting with letters, forcing repeated full-buffer strpos scans that exhaust PHP worker CPU.
Read at NIST National Vulnerability Database (CVE API 2.0)
- Vendor
- GitHub
- Product
- github
- CVSS
- 7.5
Why it ranks 10 (Routine)
- CVSS 7.5 high
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.