medium4.8
CVE-2025-0660
Concrete CMS affected by a stored XSS in Folder Function.The "Add Folder" functionality
Impact
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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| composer | concrete5/concrete5 | < 9.4.0RC1 | 9.4.0RC1 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Concretecms | Concrete Cms | from 9.0 before 9.4.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://documentation.concretecms.org/9-x/developers/introduction/version-history/940-release-notes
- https://github.com/concretecms/bedrock/pull/370
- https://github.com/concretecms/concretecms/pull/12454
- https://github.com/advisories/GHSA-pvmx-mjmh-jfcx
- https://nvd.nist.gov/vuln/detail/CVE-2025-0660