CVE-2019-7321

CRITICALNVD 9.89.8—

9.8

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.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 84.9%
KEV: Not listed

Published

June 13, 2019

Last Modified

November 21, 2024

References (5)

cve@mitrehttps://bugs.ghostscript.com/show_bug.cgi?id=700560
cve@mitrehttps://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=2be83b57e77938fddbb06bdffb11979ad89a9c7d
cve@mitrehttps://github.com/ereisr00/bagofbugz/tree/master/MuPDF/700560
af854a3a-2127-422b-91ae-364da2661108https://bugs.ghostscript.com/show_bug.cgi?id=700560
af854a3a-2127-422b-91ae-364da2661108https://github.com/ereisr00/bagofbugz/tree/master/MuPDF/700560

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 10× in last 7d / 10× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 18:23 UTCEG score recompute
2026-05-27 18:23 UTCGHSA enrichment
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 12:15 UTCOSV refresh
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-24 16:47 UTCepss_batch

Frequently asked(5)

What is CVE-2019-7321?

CVE-2019-7321 is a critical vulnerability published on June 13, 2019. Usage of an uninitialized variable in the function fzloadjpeg in Artifex MuPDF 1.14 can result in a heap overflow vulnerability that allows an attacker to execute arbitrary code.

When was CVE-2019-7321 disclosed?

CVE-2019-7321 was first published in the National Vulnerability Database on June 13, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-7321 actively exploited?

CVE-2019-7321 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 84.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-7321?

CVE-2019-7321 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2019-7321?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-7321, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2019-7321

📅 Published

🔄 Last Modified

🔗 References (5)