CVE-2026-27937CWE-79

October: Reflected XSS via DataTable Form Widget

Low · published April 21, 2026

CVSS v3.1
3.1
EPSS
0%
Percentile
13.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
3.1 · LOW
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00230 · 13.1th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-04-21T16:17Z
EPSS history
Timeline
  • 21 APR 16:17Z
    October: Reflected XSS via DataTable Form Widget
    cvelistv5