Vulnerability Details : CVE-2021-21700
Jenkins Scriptler Plugin 3.3 and earlier does not escape the name of scripts on the UI when asking to confirm their deletion, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by exploitable by attackers able to create Scriptler scripts.
Vulnerability category: Cross site scripting (XSS)
Exploit prediction scoring system (EPSS) score for CVE-2021-21700
Probability of exploitation activity in the next 30 days: 0.05%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 20 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-21700
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
nvd@nist.gov |
|
5.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
nvd@nist.gov |
CWE ids for CVE-2021-21700
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- jenkinsci-cert@googlegroups.com (Primary)
- nvd@nist.gov (Primary)
References for CVE-2021-21700
-
http://www.openwall.com/lists/oss-security/2021/11/12/1
oss-security - Multiple vulnerabilities in Jenkins pluginsMailing List;Third Party Advisory
-
https://www.jenkins.io/security/advisory/2021-11-12/#SECURITY-2406
Jenkins Security Advisory 2021-11-12Vendor Advisory
Products affected by CVE-2021-21700
- cpe:2.3:a:jenkins:scriptler:*:*:*:*:*:jenkins:*:*