Description

Jenkins 2.227 and earlier, LTS 2.204.5 and earlier does not set Content-Security-Policy headers for files uploaded as file parameters to a build, resulting in a stored XSS vulnerability.

Remediation

References

https://jenkins.io/security/advisory/2020-03-25/#SECURITY-1793

http://www.openwall.com/lists/oss-security/2020/03/25/2

Related Vulnerabilities

CVE-2015-1840 Vulnerability in npm package jquery-ujs

CVE-2022-25948 Vulnerability in npm package liquidjs

CVE-2020-2223 Vulnerability in maven package org.jenkins-ci.main:jenkins-core

CVE-2019-10428 Vulnerability in maven package org.jenkins-ci.plugins:aqua-security-scanner

CVE-2020-2124 Vulnerability in maven package com.moded.extendedchoiceparameter:dynamic_extended_choice_parameter

Severity

Medium

Classification

CWE-79 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Tags

Vendor Advisory Mailing List Third Party Advisory