VULNERABILITY INTELLIGENCE

CVE-2020-26148

CVSS score7.5 HIGH

EPSS probability1.42%

CISA KEVNot currently listed

Published2020-09-30

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

md_push_block_bytes in md4c.c in md4c 0.4.5 allows attackers to trigger use of uninitialized memory, and cause a denial of service (e.g., assertion failure) via a malformed Markdown document.

Weakness classification

nvd@nist.gov: CWE-908

Primary references

cve@mitre.org — Exploit, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Patch, Third Party Advisory