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.
https://jenkins.io/security/advisory/2020-03-25/#SECURITY-1793
http://www.openwall.com/lists/oss-security/2020/03/25/2
Source: Mitre, NVD
Published: 2020-03-25
Updated: 2023-11-02
Base Score: 3.5
Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N
Severity: Low
Base Score: 5.4
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Severity: Medium