CVE-2024-58382
CVSS v3
7.5
HIGH
EPSS Score
0.3 %
exploit probability, as of 2026-09-29
CISA KEV
No
known exploited
Exploitation
—
SSVC status
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.
Technical details
- Published
- 2026-09-09
- Last Modified
- 2026-09-09
Frequently asked questions
What is CVE-2024-58382?
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.
Is CVE-2024-58382 actively exploited?
Active exploitation of CVE-2024-58382 has not been confirmed. Its EPSS score was 0.3% on 2026-09-29, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2024-58382?
CVE-2024-58382 has a CVSS v3 base score of 7.5 (HIGH severity).
Is CVE-2024-58382 affecting your environment?
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