CVE-2026-3244

4.8 MEDIUM
Published: March 04, 2026 Modified: March 04, 2026
View on NVD

Description

In Concrete CMS below version 9.4.8, A stored cross-site scripting (XSS) vulnerability exists in the search block where page names and content are rendered without proper HTML encoding in search results. This allows authenticated, rogue administrators to inject malicious JavaScript through page names that executes when users search for and view those pages in search results. 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 zolpak for reporting

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://documentation.concretecms.org/9-x/developers/introduction/version-history/948-release-notes
Source: ff5b8ace-8b95-4078-9743-eac1ca5451de
Release Notes Patch Vendor Advisory
https://github.com/concretecms/concretecms/pull/12826
Source: ff5b8ace-8b95-4078-9743-eac1ca5451de
Exploit Issue Tracking Vendor Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score
4.8 / 10.0
EPSS (Exploit Probability)
0.0%
5th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

concretecms