CVE-2021-21622 json
Stored XSS vulnerability in Jenkins Artifact Repository Parameter Plugin
published 2021-02-24 5 y ago modified 2026-06-17 4 mo ago also GHSA-gc87-qwmv-7x9x , EUVD-2022-3936
- cvss
- 5.4
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 9.4%
- EPSS 9.4% chance of exploitation in 30 days, percentile 95%
- public exploits
- 0
- none known
Summary
Jenkins Artifact Repository Parameter Plugin 1.0.0 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.
Patch / fix
- maven io.jenkins.plugins:artifact-repository-parameter 1.0.1
Exploit prediction
9.39% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 3.5 | AV:N/AC:M/Au:S/C:N/I:P/A:N |
| GitHub | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | io.jenkins.plugins:artifact-repository-parameter | <1.0.1 |
1.0.1 |
Affected products
- Jenkins project Jenkins Artifact Repository Parameter Plugin
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/jenkinsci/artifact-repository-parameter-plugin/commit/84b63f7af101f68d7ccd5bc9c569f453f1f83f82
web
-
github.com
/jenkinsci/artifact-repository-parameter-plugin/commit/ac6659197807268b9947e80faeafffd35791f96f
web
-
jenkins.io
/security/advisory/2021-02-24/#SECURITY-2168
web, vendor-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2021-21622
advisory
-
github.com
/jenkinsci/artifact-repository-parameter-plugin
package
Sources
- CVE List CVE-2021-21622
- GitHub Advisory GHSA-gc87-qwmv-7x9x
- NVD CVE-2021-21622
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.