CVE-2018-18662

MEDIUMNVD 5.55.5—

5.5

There is an out-of-bounds read in fz_run_t3_glyph in fitz/font.c in Artifex MuPDF 1.14.0, as demonstrated by mutool.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 57.5%
KEV: Not listed

Published

October 26, 2018

Last Modified

November 21, 2024

References (9)

cve@mitrehttp://www.securityfocus.com/bid/105755
cve@mitrehttps://bugs.ghostscript.com/show_bug.cgi?id=700043
cve@mitrehttps://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=164ddc22ee0d5b63a81d5148f44c37dd132a9356
cve@mitrehttps://github.com/TeamSeri0us/pocs/tree/master/mupdf
cve@mitrehttps://lists.debian.org/debian-lts-announce/2020/07/msg00019.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/105755
af854a3a-2127-422b-91ae-364da2661108https://bugs.ghostscript.com/show_bug.cgi?id=700043
af854a3a-2127-422b-91ae-364da2661108https://github.com/TeamSeri0us/pocs/tree/master/mupdf
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2020/07/msg00019.html

Weakness Classification(1)

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

CWE-125Out-of-bounds Read

Data Freshness Timeline

(refreshed 10× in last 7d / 18× 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.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 01:39 UTCEG score recompute
2026-05-28 01:39 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2018-18662?

CVE-2018-18662 is a medium vulnerability published on October 26, 2018. There is an out-of-bounds read in fzrunt3_glyph in fitz/font.c in Artifex MuPDF 1.14.0, as demonstrated by mutool.

When was CVE-2018-18662 disclosed?

CVE-2018-18662 was first published in the National Vulnerability Database on October 26, 2018, 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-2018-18662 actively exploited?

CVE-2018-18662 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 57.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-18662?

CVE-2018-18662 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2018-18662?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-18662, 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-2018-18662

📅 Published

🔄 Last Modified

🔗 References (9)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-18662?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (9)

Frequently asked(5)

Related CVEs(same CWE)