{"cve":"CVE-2018-11321","nvd":{"published":"2018-05-22T15:29:00.230","modified":"2026-06-17T01:35:43.000","status":"Modified","description":"An issue was discovered in com_fields in Joomla! Core before 3.8.8. Inadequate filtering allows users authorised to create custom fields to manipulate the filtering options and inject an unvalidated option.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","score":6.5},"cwes":["CWE-20"],"references":["http://www.securityfocus.com/bid/104271","http://www.securitytracker.com/id/1040966","https://developer.joomla.org/security-centre/734-20180506-core-filter-field-in-com-fields-allows-remote-code-execution.html","http://www.securityfocus.com/bid/104271","http://www.securitytracker.com/id/1040966"],"products":["joomla:joomla\\!"],"source":"nvd","synced_at":"2026-10-19T20:50:40.212176939+00:00"},"epss":{"cve":"CVE-2018-11321","score":0.01889,"percentile":0.79549,"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."]}