High severity7.5NVD Advisory· Published Sep 9, 2026· Updated Sep 9, 2026
CVE-2024-58382
CVE-2024-58382
Description
league/commonmark versions before 2.6.0 contain polynomial time complexity vulnerabilities in Markdown parsing that allow attackers to cause denial of service. Attackers can submit carefully crafted Markdown inputs designed to trigger worst-case performance, and sending multiple requests in parallel exhausts CPU resources and PHP-FPM processes.
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Affected products
1- Range: <2.6.0
Patches
Vulnerability mechanics
References
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