What’s Vulnerable › Vulnerabilities

CVE-2019-7321

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-06-13 · updated 2026-06-17
• Weakness: CWE-787

Description

Usage of an uninitialized variable in the function fz_load_jpeg in Artifex MuPDF 1.14 can result in a heap overflow vulnerability that allows an attacker to execute arbitrary code.

Affected products

• Artifex MuPDF: 1.14.0

References

• https://bugs.ghostscript.com/show_bug.cgi?id=700560
• https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=2be83b57e77938fddbb06bdffb11979ad89a9c7d
• https://github.com/ereisr00/bagofbugz/tree/master/MuPDF/700560
• https://bugs.ghostscript.com/show_bug.cgi?id=700560
• https://github.com/ereisr00/bagofbugz/tree/master/MuPDF/700560

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