What’s Vulnerable › Vulnerabilities

CVE-2023-44764

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-10-06 · updated 2026-06-17
• Weakness: CWE-79

Description

A Cross Site Scripting (XSS) vulnerability in Concrete CMS before 9.2.3 exists via the Name parameter during installation (aka Site of Installation or Settings).

Affected products

• Concrete CMS: 9.2.1

References

• https://documentation.concretecms.org/developers/introduction/version-history/923-release-notes
• https://github.com/sromanhu/ConcreteCMS-Stored-XSS---Site_Installation
• https://documentation.concretecms.org/developers/introduction/version-history/923-release-notes
• https://github.com/sromanhu/ConcreteCMS-Stored-XSS---Site_Installation

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