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Jenkins Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2021-21610 - Vulnerability Database
Jenkins

Jenkins Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2021-21610

Medium
Reference: CVE-2021-21610
NVD Link: https://nvd.nist.gov/vuln/detail/CVE-2021-21610
Title: Jenkins Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability
Overview:

Jenkins 2.274 and earlier LTS 2.263.1 and earlier does not implement any restrictions for the URL rendering a formatted preview of markup passed as a query parameter resulting in a reflected cross-site scripting (XSS) vulnerability if the configured markup formatter does not prohibit unsafe elements (JavaScript) in markup.