High severity7.5NVD Advisory· Published Dec 11, 2019· Updated Jun 17, 2026
CVE-2019-19373
CVE-2019-19373
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.
AI Insight
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Affected products
2- Squiz Matrix/CMSdescription
Patches
Vulnerability mechanics
References
4- packetstormsecurity.com/files/155671/Squiz-Matrix-CMS-5.5.x.x-Code-Execution-Information-Disclosure.htmlnvdExploitThird Party AdvisoryVDB Entry
- seclists.org/fulldisclosure/2019/Dec/34nvdExploitMailing ListThird Party Advisory
- zxsecurity.co.nz/wp-content/uploads/2019/12/ZX%20Security%20Advisory%20-%20Squiz%20Matrix%20CMS%20-%20Multiple%20Vulnerabilities.pdfnvdExploitThird Party Advisory
- matrix.squiz.net/releases/5.5/5.5.3.3nvdRelease Notes
News mentions
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