CVE-2018-11536: MD4C Project MD4C

Critical severity, CVSS 9.8. EPSS: 1.7% chance of exploitation in the next 30 days.

md4c before 0.2.5 has a heap-based buffer overflow because md_split_simple_pairing_mark mishandles splits.

Affected products

• MD4C Project MD4C: before 0.2.5 (fixed in 0.2.5)

Published 2018-05-29. Last modified 2026-06-17.