CVE-2026-3240 | Teknoloji dünyasından en güncel haberleri ve güvenlikle ilgili gelişmeleri takip edin.

In Concrete CMS below version 9.4.8, a user with permission to edit a page with element Legacy form can perform a stored XSS attack towards high-privilege accou…
Medium CVSS: 4.8

CVE-2026-3240

In Concrete CMS below version 9.4.8, a user with permission to edit a page with element Legacy form can perform a stored XSS attack towards high-privilege accounts via the Question field. The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score of 4.8 with vector CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N Thanks minhnn42, namdi and quanlna2 from VCSLab-Viettel Cyber Security for reporting.
Vendor
Concretecms
Product
Concrete Cms
CWE
CWE-79
Yayın Tarihi
2026-03-04 03:16:04
Güncelleme
2026-03-04 21:32:44
Source Identifier
ff5b8ace-8b95-4078-9743-eac1ca5451de
KEV Date Added
-

Kategoriler

CWE-79 Concrete Cms MEDIUM Concretecms 2026

Referanslar

https://documentation.concretecms.org/9-x/developers/introduction/version-history/948-release-notes https://github.com/concretecms/concretecms/pull/12826