CVE-2026-46399
Critical
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.
SeverityCritical
CVSS9.4
Exploit probability—
ProductHaxtheweb Haxcms-nodejs
PublishedJun 5, 2026
First seenJun 5, 2026
Weakness typeCWE-15CWE-15CWE-73CWE-73CWE-78OS command injection
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| haxtheweb haxcms-nodejs | < 26.0.0 | — |
| haxtheweb haxcms-php | < 26.0.0 | — |
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