{"cve":"CVE-2018-19491","nvd":{"published":"2018-11-23T17:29:00.347","modified":"2026-06-17T01:49:22.733","status":"Modified","description":"An issue was discovered in post.trm in Gnuplot 5.2.5. This issue allows an attacker to conduct a buffer overflow with an arbitrary amount of data in the PS_options function. This flaw is caused by a missing size check of an argument passed to the \"set font\" function. This issue occurs when the Gnuplot postscript terminal is used as a backend.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-119"],"references":["http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00066.html","https://lists.debian.org/debian-lts-announce/2018/11/msg00031.html","https://lists.debian.org/debian-lts-announce/2018/11/msg00035.html","https://sourceforge.net/p/gnuplot/bugs/2094/","https://sourceforge.net/p/gnuplot/gnuplot-main/ci/d5020716834582b20a5e12cdd49f39ee4f9dd949/"],"products":["debian:debian_linux","gnuplot:gnuplot","opensuse:leap"],"source":"nvd","synced_at":"2026-10-19T20:53:59.789560037+00:00"},"epss":{"cve":"CVE-2018-19491","score":0.01769,"percentile":0.78118,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}