Executive brief
GEOFlow is an open-source content management and publishing platform with multi-site distribution capabilities. A code injection vulnerability in the Superadmin Theme Editor allows remote attackers to execute arbitrary code by manipulating theme preview parameters, potentially compromising the entire platform and all hosted content.
Technical details
The vulnerability is a code injection flaw in the SiteThemeEditorController.php component, specifically in the preview function. The vulnerability allows manipulation of the "blade" argument, which is processed without proper sanitization, enabling arbitrary code injection. The attack is remotely exploitable and requires network access to the admin interface. An authenticated attacker can inject malicious code that will be executed server-side during theme preview rendering. The vulnerability has been patched in version 2.1.1 with commit 67abfd864a15d169a78429f3290c91cb3b93e849.
Affected products
- yaojingang GEOFlow up to 2.1.0
Timeline
- 2026-08-31: disclosed
- 2026-07-17: patched: Patch commit 67abfd864a15d169a78429f3290c91cb3b93e849 merged; version 2.1.1 addresses the issue