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    CVE-2026-46399

    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.

    Published:Jun 5, 2026
    Last Modified:Jun 8, 2026
    EPS:Jun 5, 2026
    EPSS Score:0.0007
    CVSS Score:9.4

    Affected Products

    Vendor
    Haxtheweb
    Product
    Haxcms-nodejs
    Vendor
    Haxtheweb
    Product
    Haxcms-php

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-108 Command Line Execution through SQL Injection
    CAPEC-13 Subverting Environment Variable Values
    CAPEC-146 XML Schema Poisoning
    CAPEC-15 Command Delimiters
    CAPEC-176 Configuration/Environment Manipulation
    CAPEC-203 Manipulate Registry Information
    CAPEC-267 Leverage Alternate Encoding
    CAPEC-270 Modification of Registry Run Keys
    CAPEC-271 Schema Poisoning
    CAPEC-43 Exploiting Multiple Input Interpretation Layers
    CAPEC-579 Replace Winlogon Helper DLL
    CAPEC-6 Argument Injection
    CAPEC-64 Using Slashes and URL Encoding Combined to Bypass Validation Logic
    CAPEC-69 Target Programs with Elevated Privileges
    CAPEC-72 URL Encoding
    CAPEC-76 Manipulating Web Input to File System Calls
    CAPEC-77 Manipulating User-Controlled Variables
    CAPEC-78 Using Escaped Slashes in Alternate Encoding
    CAPEC-79 Using Slashes in Alternate Encoding
    CAPEC-80 Using UTF-8 Encoding to Bypass Validation Logic
    CAPEC-88 OS Command Injection

    Related CVEs

    CVE-2026-46357 (CVSS 6.5) — HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0, the HAX CMS Node…
    CVE-2026-46397 (CVSS 6.5) — HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0, an Authenticated…
    CVE-2026-46496 (CVSS 9.3) — HAX CMS helps manage microsite universe with PHP or NodeJs backends. A stored cross-site scripting (XSS) vulne…
    CVE-2026-46396 (CVSS 9.3) — HAX CMS helps manage microsite universe with PHP or NodeJs backends. A stored cross-site scripting (XSS) vulne…
    CVE-2026-46511 (CVSS 8.7) — HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0, an attack chain …
    CVE-2026-46395 (CVSS 9.3) — HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0, the `hmacBase64(…
    CVE-2026-46393 (CVSS 7.1) — HAX CMS helps manage microsite universe with PHP or NodeJs backends. An authenticated Server-Side Request Forg…
    CVE-2026-48527 (CVSS 8.7) — HAX CMS helps manage microsite universe with PHP or NodeJs backends. Versions up to and including 26.0.0 are a…
    CVE-2025-54378 (CVSS 8.3) — HAX CMS allows you to manage your microsite universe with PHP or NodeJs backends. In versions 11.0.13 and belo…
    CVE-2025-54139 (CVSS 4.3) — HAX CMS allows users to manage their microsite universe with a NodeJS or PHP backend. In haxcms-nodejs version…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High