CVE-2025-8571
BaseFortify
Publication date: 2025-08-05
Last updated on: 2025-09-04
Assigner: ConcreteCMS
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| concretecms | concrete_cms | to 8.5.21 (exc) |
| concretecms | concrete_cms | From 9.0 (inc) to 9.4.3 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-20 | The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. |
| CWE-79 | The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a Reflected Cross-Site Scripting (XSS) issue in Concrete CMS versions 9 to 9.4.2 and versions below 8.5.21, specifically in the Conversation Messages Dashboard Page. It occurs because the application does not properly sanitize user input, allowing attackers to inject malicious scripts that are reflected back to users.
How can this vulnerability impact me? :
The vulnerability can lead to theft of session cookies or tokens, defacement of web content, redirection to malicious sites, and if the victim is an administrator, execution of unauthorized actions within the CMS.