CVE-2021-21611
Last modified
CVE-2021-21611 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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.. EPSS estimates a 1.03% chance of exploitation in the next 30 days.
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:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Jenkins | Jenkins | <= 2.263.1 |
| Jenkins | Jenkins | <= 2.274 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Related CVEs from 2021
- CVE-2021-21606Jenkins 2.274 and earlier, LTS 2.263.1 and earlier improperl…4.3
- CVE-2021-21607Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not …6.5
- CVE-2021-21608Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not …5.4
- CVE-2021-21609Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not …5.3
- CVE-2021-2161Vulnerability in the Java SE, Java SE Embedded, Oracle Graal…5.9
- CVE-2021-21610Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not …6.1
- CVE-2021-21612Jenkins TraceTronic ECU-TEST Plugin 2.23.1 and earlier store…5.5
- CVE-2021-21613Jenkins TICS Plugin 2020.3.0.6 and earlier does not escape T…6.1
- CVE-2021-21614Jenkins Bumblebee HP ALM Plugin 4.1.5 and earlier stores cre…5.5
- CVE-2021-21615Jenkins 2.275 and LTS 2.263.2 allows reading arbitrary files…5.3
- CVE-2021-21616Jenkins Active Choices Plugin 2.5.2 and earlier does not esc…4.6
- CVE-2021-21617A cross-site request forgery (CSRF) vulnerability in Jenkins…8.8
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