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Critical · 9.4 CVE-2026-46399 EUVD-2026-34880

Authenticated Remote Code Execution via File Overwrite

Published Jun 5, 2026 · Updated Jun 8, 2026 · Assigned by GitHub_M

Description

HAX CMS helps manage microsite universe with PHP or NodeJs backends. The PHP version of HAX CMS prior to version 26.0.0 has an authenticated file overwrite vulnerability. An attacker can exploit this vulnerability to configure malicious Git filter commands and achieve code execution on the HAX CMS server. Version 26.0.0 patches the issue.

Affected products

VendorProductAffectedFixed
haxtheweb haxcms-nodejs < 26.0.0 —
haxtheweb haxcms-php < 26.0.0 —

References