Vulnerability Description
Jenkins Active Choices Plugin 2.5.6 and earlier does not escape the parameter name of reactive parameters and dynamic reference parameters, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Jenkins | Active Choices | <= 2.5.6 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2021/11/12/1Mailing ListThird Party Advisory
- https://www.jenkins.io/security/advisory/2021-11-12/#SECURITY-2219Vendor Advisory
- http://www.openwall.com/lists/oss-security/2021/11/12/1Mailing ListThird Party Advisory
- https://www.jenkins.io/security/advisory/2021-11-12/#SECURITY-2219Vendor Advisory
FAQ
What is CVE-2021-21699?
CVE-2021-21699 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Jenkins Active Choices Plugin 2.5.6 and earlier does not escape the parameter name of reactive parameters and dynamic reference parameters, resulting in a stored cross-site scripting (XSS) vulnerabili...
How severe is CVE-2021-21699?
CVE-2021-21699 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-21699?
Check the references section above for vendor advisories and patch information. Affected products include: Jenkins Active Choices.