CVE-2021-21628
Stored XSS vulnerability in Jenkins Build With Parameters Plugin
Jenkins Build With Parameters Plugin 1.5 and earlier does not escape parameter names and descriptions, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Jenkins Build With Parameters Plugin 1.5 and earlier does not escape parameter names and descriptions, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.
- Record
CVE-2021-21628- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Jenkins Build With Parameters Plugin 1.5 and earlier does not escape parameter names and descriptions, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.
- Record
CVE-2021-21628- Updated
- 2026-11-02
EUVDEUVD-2022-5815 No score
Jenkins Build With Parameters Plugin 1.5 and earlier does not escape parameter names and descriptions, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.
- Record
EUVD-2022-5815- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xjrg-6fv9-6rjg
Stored XSS vulnerability in Jenkins Build With Parameters Plugin
Jenkins Build With Parameters Plugin 1.5 and earlier does not escape parameter names and descriptions.
This results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.
Jenkins Build With Parameters Plugin 1.5.1 escapes parameter names and descriptions.
- Record
GHSA-xjrg-6fv9-6rjg- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Jenkins Build With Parameters Plugin 1.5 and earlier does not escape parameter names and descriptions, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.
- Record
CVE-2021-21628- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVGHSA-xjrg-6fv9-6rjg
Stored XSS vulnerability in Jenkins Build With Parameters Plugin
Jenkins Build With Parameters Plugin 1.5 and earlier does not escape parameter names and descriptions.
This results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.
Jenkins Build With Parameters Plugin 1.5.1 escapes parameter names and descriptions.
- Record
GHSA-xjrg-6fv9-6rjg- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.jenkins-ci.plugins:build-with-parametersMaven |
through 1.5 | 1.5.1 |
org.jenkins-ci.plugins:build-with-parametersMaven |
before 1.5.1, plus listed versions 1.11.21.31.41.5 |
1.5.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-21628 is a medium vulnerability (CVSS 5.4) in Jenkins Build With Parameters, published March 30, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 81.4%, the 99th percentile. Fixed in org.jenkins-ci.plugins:build-with-parameters 1.5.1.
References
jenkins.io/security/advisory/2021-03-30
openwall.com/lists/oss-security/2021/03/30/1
nvd.nist.gov/vuln/detail/CVE-2021-21628
github.com/jenkinsci/build-with-parameters-plugin/commit/edbc286cfd1419a40589a8c40d03ef9fe71dccf9