CVE-2026-8411
Cross-Site Request Forgery in Concrete CMS
Publication date: 2026-05-21
Last updated on: 2026-05-21
Assigner: ConcreteCMS
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| concrete_cms | concrete_cms | to 9.5.0 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-1275 | The SameSite attribute for sensitive cookies is not set, or an insecure value is used. |
| CWE-352 | The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability affects Concrete CMS versions before 9.5.0 and is a Cross Site Request Forgery (CSRF) issue located at concrete/controllers/dialog/page/bulk/delete.
CSRF vulnerabilities allow an attacker to trick a user into performing actions they did not intend to, such as deleting pages in this case, by exploiting the user's authenticated session.
How can this vulnerability impact me? :
An attacker could potentially cause a user to unintentionally delete pages in Concrete CMS by exploiting this CSRF vulnerability.
The impact is limited as the CVSS score is low (2.3), indicating that the vulnerability requires user interaction and has limited severity.