CVE-2019-11411: Artifex Mujs

Critical severity, CVSS 9.8. EPSS: 3.3% chance of exploitation in the next 30 days.

An issue was discovered in Artifex MuJS 1.0.5. The Number#toFixed() and numtostr implementations in jsnumber.c have a stack-based buffer overflow.

Affected products

• Artifex Mujs: version 1.0.5 only

Published 2019-04-22. Last modified 2026-06-17.