October: Reflected XSS via DataTable Form Widget_CVE-2026-27937

3.1 / 10

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N

Description

October is a Content Management System (CMS) and web platform. Prior to 3.7.16 and 4.1.16, a reflected Cross-Site Scripting (XSS) vulnerability was identified in the backend DataTable widget where a query parameter was rendered without proper output escaping. This vulnerability is fixed in 3.7.16 and 4.1.16.

Basic Information

ID CVE-2026-27937

Source GitHub_M

Published Apr 21, 2026 at 16:17

Affected Product

Vendor octobercms

Product october

Version >= 4.0.0, < 4.1.16

Affected Versions octobercms october >= 4.0.0, < 4.1.16
octobercms october < 3.7.16

CWE Classification

CWE-79

References

github.com /octobercms/october/security/advisories/GHSA-jj38-h5w5-mvpf

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    "published": "2026-04-21T16:17:06.973Z",
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