Jenkins Config File Provider Plugin 3.7.0 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.
https://www.jenkins.io/security/advisory/2021-04-21/#SECURITY-2204
Source: MITRE
Published: 2021-04-21
Updated: 2021-04-23
Type: CWE-611
Base Score: 5.5
Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N
Impact Score: 4.9
Exploitability Score: 8
Severity: MEDIUM
Base Score: 8.1
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Impact Score: 5.2
Exploitability Score: 2.8
Severity: HIGH