Packagist/concrete5/concrete5 CVE-2026-8417: high, EPSS 0.19%
Concrete does not validate a CSRF token before processing requests to `/dashboard/extend/update/do_update/<pkgHandle>`
Action: Upgrade concrete5/concrete5 to 9.5.1 or later.
composer require concrete5/concrete5:9.5.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 9.5.1 | - |
Fixed versions
| 9.5.1 |
Sources
- osv: GHSA-jr5g-qv3g-rxxx
- https://nvd.nist.gov/vuln/detail/CVE-2026-8417
- https://documentation.concretecms.org/9-x/developers/introduction/version-history/951-release-notes
- https://github.com/concretecms/concretecms
CVE-2026-8417 · published · modified · JSON