CVE-2021-21605

high

Description

Jenkins 2.274 and earlier, LTS 2.263.1 and earlier allows users with Agent/Configure permission to choose agent names that cause Jenkins to override the global `config.xml` file.

References

https://github.com/advisories/GHSA-pxgq-gqr9-5gwx

https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2021

Details

Source: Mitre, NVD

Published: 2021-01-13

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6

Vector: CVSS2#AV:N/AC:M/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00383

Detections

Analytics