{"cve":"CVE-2020-15889","nvd":{"published":"2020-07-21T22:15:12.150","modified":"2026-06-17T02:57:21.273","status":"Modified","description":"Lua 5.4.0 has a getobjname heap-based buffer over-read because youngcollection in lgc.c uses markold for an insufficient number of list members.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-125"],"references":["http://lua-users.org/lists/lua-l/2020-07/msg00078.html","http://lua-users.org/lists/lua-l/2020-12/msg00157.html","https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312","http://lua-users.org/lists/lua-l/2020-07/msg00078.html","http://lua-users.org/lists/lua-l/2020-12/msg00157.html"],"products":["lua:lua"],"source":"nvd","synced_at":"2026-10-19T21:06:22.076270124+00:00"},"epss":{"cve":"CVE-2020-15889","score":0.02232,"percentile":0.82767,"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."]}