CVE-2018-19478

MEDIUMNVD 5.55.5—

5.5

In Artifex Ghostscript before 9.26, a carefully crafted PDF file can trigger an extremely long running computation when parsing the file.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 71.0%
KEV: Not listed

Published

January 2, 2019

Last Modified

November 21, 2024

References (12)

cve@mitrehttp://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=0a7e5a1c309fa0911b892fa40996a7d55d90bace
cve@mitrehttp://www.securityfocus.com/bid/106445
cve@mitrehttps://bugs.ghostscript.com/show_bug.cgi?id=699856
cve@mitrehttps://bugzilla.redhat.com/show_bug.cgi?id=1655607
cve@mitrehttps://lists.debian.org/debian-lts-announce/2018/12/msg00019.html
cve@mitrehttps://www.ghostscript.com/doc/9.26/History9.htm
af854a3a-2127-422b-91ae-364da2661108http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=0a7e5a1c309fa0911b892fa40996a7d55d90bace
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/106445
af854a3a-2127-422b-91ae-364da2661108https://bugs.ghostscript.com/show_bug.cgi?id=699856
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1655607
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2018/12/msg00019.html
af854a3a-2127-422b-91ae-364da2661108https://www.ghostscript.com/doc/9.26/History9.htm

Weakness Classification(1)

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

CWE-20Improper Input Validation

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:14 UTCEPSS rescore
2026-06-08 14:14 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore

Frequently asked(5)

What is CVE-2018-19478?

CVE-2018-19478 is a medium vulnerability published on January 2, 2019. In Artifex Ghostscript before 9.26, a carefully crafted PDF file can trigger an extremely long running computation when parsing the file.

When was CVE-2018-19478 disclosed?

CVE-2018-19478 was first published in the National Vulnerability Database on January 2, 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-2018-19478 actively exploited?

CVE-2018-19478 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 71.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-19478?

CVE-2018-19478 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2018-19478?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-19478, 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.

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CVE-2018-19478

📅 Published

🔄 Last Modified

🔗 References (12)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-19478?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (12)

Frequently asked(5)

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