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VULNERABILITIES

CVE-2021-21611 Details

Description

Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not escape display names and IDs of item types shown on the New Item page, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to specify display names or IDs of item types.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.4 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2171 CVEVendor Advisory
https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2171 [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')[email protected]

Affected Products

ProductVersions
jenkins jenkins
<= 2.263.1
<= 2.274

CPE

  • cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*
  • cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-21611
NVD Published Date:
Jan 13, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-21611 Details - Not Deferred