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Vulnerability record · CVE-2021-21692 · published 4 November 2021

CVE-2021-21692: Jenkins path traversal vulnerability

Jenkins · Jenkins

FilePath#renameTo and FilePath#moveAllChildrenTo in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier only check 'read' agent-to-controller access permission on the source path, instead of 'delete'.

9.8 CVSS 3.1 Critical EPSS 2.1% · top 19.0% CWE-22 · Path traversal
9.8CVSS 3.1 base score, v2 7.5
2.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

FilePath#renameTo and FilePath#moveAllChildrenTo in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier only check 'read' agent-to-controller access permission on the source path, instead of 'delete'.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455 Vendor Advisory
https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-21692), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.