title: Concrete CMS in version 9 before 9.2.5 is vulnerable to reflected XSS via the Image URL Import Feature
description: Concrete CMS in version 9 before 9.2.5 is vulnerable to reflected XSS via the Image URL Import Feature due to insufficient validation of administrator provided data. A rogue administrator could inject malicious code when importing images, leading to the execution of the malicious code on the website user’s browser. The Concrete CMS Security team scored this 2 with CVSS v3 vector AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N. This does not affect Concrete versions prior to version 9.
problem types: CWE-20 Improper Input Validation
affected:
{
defaultStatus: unaffected
product: Concrete CMS
repo: https://github.com/concretecms/concretecms
vendor: Concrete CMS
versions:
lessThan: 9.2.5, status: affected, version: 9.0.0, versionType: patch
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 2
baseSeverity: LOW
confidentialityImpact: LOW
integrityImpact: NONE
privilegesRequired: HIGH
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N
version: 3.1
]
format: CVSS
scenarios: GENERAL