CVE-2026-11422

CVE-2026-11422

Markdown Preview Enhanced 0.8.x with crossnote engine 0.9.28 contains a code injection vulnerability in the WaveDrom rendering pipeline that allows attackers to execute arbitrary JavaScript by embedding malicious content in a wavedrom fenc…

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-11422?
CVE-2026-11422 is a high-severity vulnerability, classified under Eval Injection. CVSS score: 7.1/10. Published 2026-06-05.
How severe is CVE-2026-11422?
High severity. CVSS v3 base score is 7.1 out of 10.