Legit Security launches agentic remediation for open-source dependency vulnerabilities

Tel Aviv, Israel, 30th September 2026, CyberNewswire...

Unbounded resource exhaustion in cmark-gfm autolink extension may lead to denial of service

Impact CommonMarker uses cmark-gfm for rendering Github Flavored Markdown. A polynomial time complexity issue in cmark-gfm's autolink extension may lead to unbounded resource exhaustion and subsequent denial of service. Patches This vulnerability has been patched in the following CommonMarker...

GHSA-4QW4-JPP4-8GVP Unbounded resource exhaustion in cmark-gfm autolink extension may lead to denial of service

Impact CommonMarker uses cmark-gfm for rendering Github Flavored Markdown. A polynomial time complexity issue in cmark-gfm's autolink extension may lead to unbounded resource exhaustion and subsequent denial of service. Patches This vulnerability has been patched in the following CommonMarker...