Unrated severityNVD Advisory· Published Aug 5, 2026
Poesis Rhymix CMS Data Import importer.admin.controller.php procImporterAdminCheckXmlFile server-side request forgery
CVE-2026-18856
Description
A vulnerability was determined in Poesis Rhymix CMS up to 2.1.33. This impacts the function procImporterAdminCheckXmlFile of the file modules/importer/importer.admin.controller.php of the component Data Import Module. This manipulation of the argument filename causes server-side request forgery. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.1.34 will fix this issue. It is recommended to upgrade the affected component.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <=2.1.33
Patches
Vulnerability mechanics
References
6- rhymix.org/files/attach/releases/rhymix-2.1.34.zipmitrepatch
- vuldb.com/cve/CVE-2026-18856mitrethird-party-advisory
- vuldb.com/submit/858471mitrethird-party-advisory
- rhymix.org/news/1948042mitrerelated
- vuldb.com/vuln/385868mitrevdb-entrytechnical-description
- vuldb.com/vuln/385868/ctimitresignaturepermissions-required
News mentions
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