ConcreteCMS Cross-site Scripting vulnerability

MEDIUM 5.4CVE-2023-44764 · GHSA-j6h5-ggv2-3rfv · Published 06/10/2023 · updated 17/06/2026

In short

CVE-2023-44764 is a MEDIUM (CVSS 5.4) vulnerability affecting concrete5/concrete5, concrete cms (concretecms).
Chance of exploitation in the next 30 days (EPSS): 0.58%, higher than 47.9% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
concrete5/concrete5 Packagist	`≤ 9.2.1`	No fix yet
concrete cms concretecms	`= 9.2.1`	No fix yet

Description

A Cross Site Scripting (XSS) vulnerability in Concrete CMS v.9.2.1 allows an attacker to execute arbitrary code via a crafted script to the SITE parameter from installation or in the Settings.

NVD 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).

References

nvd.nist.gov/vuln/detail/CVE-2023-44764 · ADVISORY
documentation.concretecms.org/developers/introduction/version-history/923-release-notes · WEB
concretecms/concretecms · WEB
sromanhu/ConcreteCMS-Stored-XSS---Site_Installation · WEB

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Package

Affected versions

Patched versions

concrete5/concrete5

Packagist

≤ 9.2.1

No fix yet

concrete cms

concretecms

= 9.2.1

No fix yet

Description

A Cross Site Scripting (XSS) vulnerability in Concrete CMS v.9.2.1 allows an attacker to execute arbitrary code via a crafted script to the SITE parameter from installation or in the Settings.

NVD 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).

More vulnerabilities in concrete5/concrete5

See all →