title: Concrete CMS version 9 prior to 9.2.8 and previous versions prior to 8.5.16 are vulnerable to Stored XSS in the Search Field.
description: Concrete CMS version 9 prior to 9.2.8 and previous versions prior to 8.5.16 are vulnerable to Stored XSS in the Search Field. Prior to the fix, stored XSS could be executed by an administrator changing a filter to which a rogue administrator had previously added malicious code. The Concrete CMS security team gave this vulnerability a CVSS v3.1 score of 3.1 with a vector of  AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:L https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator . Thanks Alexey Solovyev for reporting
problem types: CWE-20 Improper Input Validation
affected:
{
defaultStatus: unaffected
product: Concrete CMS
repo: https://github.com/concretecms/concretecms
vendor: Concrete CMS
versions:
lessThan: 9.2.8, status: affected, version: 9.0.0, versionType: git
lessThan: 8.5.16, status: affected, version: 5.0.0, versionType: git
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: LOW
baseScore: 3.1
baseSeverity: LOW
confidentialityImpact: NONE
integrityImpact: LOW
privilegesRequired: HIGH
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:L
version: 3.1
]
format: CVSS
scenarios: GENERAL