Stored Authenticated XSS in appRain CMF by appRain
CVE-2025-41049

5.1MEDIUM

Key Information:

Vendor

Apprain

Status
Apprain Cmf
Vendor
CVE Published:
4 September 2025

What is CVE-2025-41049?

A stored authenticated XSS vulnerability exists in appRain CMF version 4.0.5, stemming from improper validation of user input. This flaw specifically affects the parameters 'data[Addon][layouts]' and 'data[Addon][layouts_except]' within the /apprain/developer/addons/update/appform endpoint, allowing attackers to inject malicious scripts that could execute in the context of an authenticated user.

Affected Version(s)

appRain CMF 4.0.5

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multip...

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Rafael Pedrero
.
CVE-2025-41049 : Stored Authenticated XSS in appRain CMF by appRain