CVE-2025-8571
1 advisory.
Packagist/concrete5/concrete5 CVE-2025-8571: medium
Concrete CMS vulnerable to Reflected Cross-Site Scripting (XSS) in Conversation Messages Dashboard Page
Action: Upgrade concrete5/concrete5 to 8.5.21 or later.
composer require concrete5/concrete5:8.5.21composer require concrete5/concrete5:9.4.3Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 8.5.21 | - |
| 9.0.0RC1 | 9.4.3 | - |
Fixed versions
| 8.5.21 | 9.4.3 |
Sources
- osv: GHSA-4pcg-pjp5-3mc6
- https://nvd.nist.gov/vuln/detail/CVE-2025-8571
- https://github.com/concretecms/concretecms/commit/4b39dcc17c309dc82eb8398e8cdb146942f62f92
- https://github.com/concretecms/concretecms/commit/f7630b467d3a234d3d333ca117046a500e7ee2b6
- https://documentation.concretecms.org/9-x/developers/introduction/version-history/943-release-notes
- https://documentation.concretecms.org/developers/introduction/version-history/8521-release-notes
- https://github.com/concretecms/concretecms
- https://www.concretecms.org/download
CVE-2025-8571 · published · modified · JSON