# CVE-2026-14794: Craft CMS improper authorization in Charts Endpoint

Source: https://junglewise.ai/threats/cve-2026-14794-craft-cms-improper-authorization-in-charts-endpoint  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-07-06. Updated: 2026-07-06  
License: CC BY 4.0 with a link back

CVE-2026-14794 · Severity: medium · CVSS 4.3 · Published 2026-07-06

Craft CMS, a popular content management system, contains a security flaw in its charting component. An authenticated user could potentially bypass authorization checks to view user data they are not permitted to see. This could lead to the unauthorized disclosure of internal user group information.

Technologies: [craftcms/cms (Packagist)](https://junglewise.ai/threats/technologies/craftcms-cms). Vendors: [Packagist](https://junglewise.ai/threats/vendors/packagist).

## Quick answers

**Is CVE-2026-14794 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-14794 being exploited in the wild.

**How severe is CVE-2026-14794?** Medium severity, with a CVSS score of 4.3, published 6 July 2026.

**Which products and versions are affected?** craftcms/cms (Packagist) ECOSYSTEM:introduced=4.0.0-RC1,fixed=4.18.1.

**Is there a fix for CVE-2026-14794?** Yes. craftcms/cms (Packagist): upgrade to 4.18.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-14794 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-14794?** Check whether you run craftcms/cms (Packagist) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- craftcms/cms (Packagist): upgrade to 4.18.1 or later

  ```sh
  composer require craftcms/cms:^4.18.1
  ```


## Technical details

An improper authorization vulnerability (CWE-285/CWE-266) exists in Craft CMS up to version 4.18.0.1. The flaw is located in the actionGetNewUsersData function within src/controllers/ChartsController.php. By manipulating the userGroupId argument, a remote attacker with low-level authenticated access can bypass intended authorization restrictions to retrieve data from the Charts Endpoint. The issue is addressed in version 4.18.1 by improving authorization checks within the affected controller.

## Affected products

- Craft CMS up to 4.18.0.1

## Identifiers

- CVE-2026-14794
- GHSA-rvmm-v933-jgxq

## Timeline

- 2026-05-22: patched: Version 4.18.1 released
- 2026-07-06: disclosed: NVD publication date

## References

- [https://github.com/craftcms/cms/commit/9ee53efc1314e6aba32771c66a13e072a246f4ce](https://github.com/craftcms/cms/commit/9ee53efc1314e6aba32771c66a13e072a246f4ce)
- [https://github.com/craftcms/cms/releases/tag/4.18.1](https://github.com/craftcms/cms/releases/tag/4.18.1)
- [https://vuldb.com/cve/CVE-2026-14794](https://vuldb.com/cve/CVE-2026-14794)
- [https://vuldb.com/submit/850793](https://vuldb.com/submit/850793)
- [https://vuldb.com/vuln/376388](https://vuldb.com/vuln/376388)
- [https://vuldb.com/vuln/376388/cti](https://vuldb.com/vuln/376388/cti)

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- [Craft CMS: Arbitrary user password reset leading to administrator account takeover](https://junglewise.ai/threats/cve-2026-72786-craft-cms-arbitrary-user-password-reset-leading-to-administrator)
- [Craft CMS authorization bypass in category structure modification](https://junglewise.ai/threats/craft-cms-authorization-bypass-in-category-structure-modification-1555f980)
- [Craft CMS authenticated RCE through Twig sandbox escape](https://junglewise.ai/threats/craft-cms-authenticated-rce-through-twig-sandbox-escape-32ee5ec1)
- [Craft CMS path traversal in ensurePathIsContained](https://junglewise.ai/threats/craft-cms-path-traversal-in-ensurepathiscontained-4adc3058)