title: OpenCMS - Stored Cross-Site Scripting (XSS) in Sitemap
description: In “OpenCMS”, versions 10.5.0 to 11.0.2 are affected by a stored XSS vulnerability that allows low privileged application users to store malicious scripts in the Sitemap functionality. These scripts are executed in a victim’s browser when they open the page containing the vulnerable field.
problem types: CWE-79 Cross-site Scripting (XSS)
affected:
{
product: opencms-core
vendor: org.opencms
versions:
lessThan: unspecified, status: affected, version: 10.5.0, versionType: custom
lessThanOrEqual: 11.0.2, status: affected, version: unspecified, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 5.4
baseSeverity: MEDIUM
confidentialityImpact: LOW
integrityImpact: LOW
privilegesRequired: LOW
scope: CHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
version: 3.1
]
solutions: Update to 12.0