{"cve":"CVE-2019-19373","nvd":{"published":"2019-12-11T20:15:10.897","modified":"2026-06-17T02:26:34.967","status":"Modified","description":"An issue was discovered in Squiz Matrix CMS 5.5.0 prior to 5.5.0.3, 5.5.1 prior to 5.5.1.8, 5.5.2 prior to 5.5.2.4, and 5.5.3 prior to 5.5.3.3 where a user can trigger arbitrary unserialization of a PHP object from a packages/cms/page_templates/page_remote_content/page_remote_content.inc POST parameter during processing of a Remote Content page type. This unserialization can be used to trigger the inclusion of arbitrary files on the filesystem (local file inclusion), and results in remote code execution.","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:N/A:N","score":7.5},"cwes":["CWE-502"],"references":["http://packetstormsecurity.com/files/155671/Squiz-Matrix-CMS-5.5.x.x-Code-Execution-Information-Disclosure.html","http://seclists.org/fulldisclosure/2019/Dec/34","https://matrix.squiz.net/releases/5.5/5.5.3.3","https://zxsecurity.co.nz/wp-content/uploads/2019/12/ZX%20Security%20Advisory%20-%20Squiz%20Matrix%20CMS%20-%20Multiple%20Vulnerabilities.pdf","http://packetstormsecurity.com/files/155671/Squiz-Matrix-CMS-5.5.x.x-Code-Execution-Information-Disclosure.html"],"products":["squiz:matrix"],"source":"nvd","synced_at":"2026-10-19T20:59:27.069234358+00:00"},"epss":{"cve":"CVE-2019-19373","score":0.048,"percentile":0.91948,"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."]}