CVE-2021-21610
Jenkins project Jenkins
MEDIUM 6.1
At a glance
- Source
- NVD
- EPSS
- EPSS 1.20 % · percentile 68 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- jenkins
- NVD status
- Modified
Description
Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not implement any restrictions for the URL rendering a formatted preview of markup passed as a query parameter, resulting in a reflected cross-site scripting (XSS) vulnerability if the configured markup formatter does not prohibit unsafe elements (JavaScript) in markup.
Weaknesses (CWE)
- CWE-79 — Cross-site Scripting (XSS)
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N | NVD · nvd@nist.gov (Primary) |
Advisories
- GHSA-7qf3-c2q8-69m3 — Reflected XSS vulnerability in Jenkins markup formatter preview
European references
- ENISA EUVD · EUVD-2022-3049
- GCVE · GCVE-0-2021-21610
Affected configurations (NVD CPE)
cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*≤ 2.263.1cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*≤ 2.274
Affected products
| Product | Versions |
|---|---|
| Jenkins project · Jenkins | affected unspecified ≤ 2.274 ; affected unspecified ≤ LTS 2.263.1 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |