Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affecting concrete5/concrete5 package, versions <8.5.16 >=9.0.0RC1, <9.2.8
Snyk CVSS
Attack Complexity
High
Privileges Required
High
User Interaction
Required
Threat Intelligence
EPSS
0.04% (9th
percentile)
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Test your applications- Snyk ID SNYK-PHP-CONCRETE5CONCRETE5-6531307
- published 4 Apr 2024
- disclosed 3 Apr 2024
- credit Unknown
How to fix?
Upgrade concrete5/concrete5
to version 8.5.16, 9.2.8 or higher.
Overview
concrete5/concrete5 is a concrete5 open source CMS.
Affected versions of this package are vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') due to insufficient validation of data provided by the administrator. An attacker can inject malicious scripts by adding malicious code in the file manager through the Advanced File Search Filter.
Note
This is only exploitable if the attacker has administrator access to the File Manager.