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.
Scores
CVSS v3
3.1
EPSS
0.0003
EPSS Percentile
9.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (3)
october/system
0 - 3.7.16Packagist
octobercms/october
< 3.7.16
octobercms/october
>= 4.0.0, < 4.1.16
Published
Apr 21, 2026
Tracked Since
Apr 21, 2026