CVE-2025-0660

Stored XSS in Folder Function by Rogue Admin

Description

Concrete CMS versions 9.0.0 through 9.3.9 are affected by a stored XSS in Folder Function.The "Add Folder" functionality lacks input sanitization, allowing a rogue admin to inject XSS payloads as folder names. The Concrete CMS security team gave this vulnerability a CVSS 4.0 Score of 4.8 with vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N. Versions below 9 are not affected. Thanks, Alfin Joseph for reporting.

References

Link	Tags
https://documentation.concretecms.org/9-x/developers/introduction/version-history/940-release-notes	release notes
https://github.com/concretecms/concretecms/pull/12454	patch
https://github.com/concretecms/bedrock/pull/370	patch

Frequently Asked Questions

What is the severity of CVE-2025-0660?: CVE-2025-0660 has been scored as a medium severity vulnerability.
How to fix CVE-2025-0660?: To fix CVE-2025-0660, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-0660 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2025-0660 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-0660?: CVE-2025-0660 affects Concrete CMS Concrete CMS.

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Description

Category

CWE-20 – Improper Input Validation

References

Frequently Asked Questions