medium

CVE-2026-32593

Packagist · winter/wn-backend-module

Summary

Winter: SQL Injection in Backend Filter Widget numberrange Scope via numbersFromAjax

Severity
medium
CVSS
5.9
EPSS
0.3% (p20)
CWE
CWE-89
Also known as
GHSA-m7jc-g4rc-jmvh
Published
2026-08-12
Updated
2026-08-12

Advisory details

Impact

The Backend Filter widget (Backend\Widgets\Filter) is vulnerable to SQL injection through the numberrange scope type when the scope is configured with a conditions key. An authenticated backend user with access to a list view containing a vulnerable filter scope can inject arbitrary SQL via the filter's AJAX handler, potentially gaining read access to the full database contents.

To exploit this, an attacker must have a valid backend account with access to a list view where a third-party plugin has registered a numberrange filter scope using the conditions configuration key. No built-in Winter CMS backend views use this scope type and configuration combination, so a vanilla installation without plugins is not exploitable.

Patches

This issue has been fixed in Winter CMS v1.2.13.

Workarounds

If users cannot upgrade, they may apply commit https://github.com/wintercms/winter/commit/50713de95adf5298536d93f4d999652525d36d43 to your Winter CMS installation manually to resolve this issue.

References

Related advisories

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.