CVE-2021-43991
Assigner: AppCheck
Published: 2021-12-03T14:42:31
State: PUBLISHED
affected: product: Kentico Xperience XMS
vendor: Kentico
versions: lessThan: 13.0.43
status: affected
version: 13.0
versionType: custom
descriptions: value: The Kentico Xperience CMS version 13.0 – 13.0.43 is vulnerable to a persistent Cross-Site Scripting (XSS) vulnerability (also known as Stored or Second-Order XSS). Persistent XSS vulnerabilities occur when the application stores and retrieves client supplied data without proper handling of dangerous content. This type of XSS vulnerability is exploited by submitting malicious script content to the application which is then retrieved and executed by other application users. The attacker could exploit this to conduct a range of attacks against users of the affected application such as session hijacking, account take over and accessing sensitive data.
metrics: cvssV3_1: attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 6.8
baseSeverity: MEDIUM
confidentialityImpact: HIGH
integrityImpact: NONE
privilegesRequired: LOW
scope: CHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
version: 3.1
problemTypes: descriptions: cweId: CWE-79
description: CWE-79 Cross-site Scripting (XSS)
type: CWE
source: discovery: EXTERNAL
title: Persistent XSS via Avatar Upload in Kentico Xperience CMS
x_generator: engine: Vulnogram 0.0.9