CVE-2026-49492

CVE-2026-49492

Markdown Preview Enhanced before 0.8.28 opens external files and links from the preview through a shell and does not validate untrusted inputs taken from the markdown document - the diagram filename attribute, imported file paths, and the…

Vulnerability class: Command Injection (OS Command Injection)

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-49492?
CVE-2026-49492 is a high-severity vulnerability, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-06-05.
How severe is CVE-2026-49492?
High severity. CVSS v3 base score is 8.8 out of 10.