{"id":"CVE-2026-85189","title":"Joomla Extension - regularlabs.com - Privileged stored XSS via executable URL schemes in Modals extension for Joomla < 17.0.0 - Modals treats a destination using an executable browser URL scheme as an ordinary modal URL","summary":"Joomla Extension - regularlabs.com - Privileged stored XSS via executable URL schemes in Modals extension for Joomla < 17.0.0 - Modals treats a destination using an executable browser URL scheme as an ordinary modal URL. The value can re…","severity":"high","cvss":7.5,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/S:N/AU:N","cwe":["CWE-79"],"vendor":"regularlabs.com","product":"plg_system_modals","affected":["plg_system_modals 4.0.0-16.2.0"],"published":"2026-09-14","updated":"2026-09-16","sourceUpdated":"2026-09-16T19:28:06.713","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-85189","references":[{"url":"https://www.regularlabs.com/","label":"security@joomla.org"}],"tags":["nvd","cve.org"],"epss":0.00247,"epssPercentile":0.16243,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-14T14:53:57.693813Z"},"cvssSource":"cna","ingestedAt":"2026-09-14T15:23:07.420Z","slug":"CVE-2026-85189","body":"## Overview\n\nJoomla Extension - regularlabs.com - Privileged stored XSS via executable URL schemes in Modals extension for Joomla < 17.0.0 - Modals treats a destination using an executable browser URL scheme as an ordinary modal URL. The value can reach both the generated link and the iframe-loading path. Authored content can consequently become JavaScript in a visitor's browser without using Modals' separate Pro JavaScript Events feature.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}