CVE-2021-21616 — MEDIUM (4.6)

Q: How severe is CVE-2021-21616?

CVE-2021-21616 has been rated MEDIUM with a CVSS base score of 4.6/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-21616?

Check the references section above for vendor advisories and patch information. Affected products include: Jenkins Active Choices.

Vulnerability Description

Jenkins Active Choices Plugin 2.5.2 and earlier does not escape reference parameter values, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.

CVSS Score

4.6

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Jenkins	Active Choices	<= 2.5.2

Related Weaknesses (CWE)

CWE-79

References

http://www.openwall.com/lists/oss-security/2021/02/24/3Mailing ListThird Party Advisory
https://www.jenkins.io/security/advisory/2021-02-24/#SECURITY-2192Vendor Advisory
http://www.openwall.com/lists/oss-security/2021/02/24/3Mailing ListThird Party Advisory
https://www.jenkins.io/security/advisory/2021-02-24/#SECURITY-2192Vendor Advisory

FAQ

What is CVE-2021-21616?

CVE-2021-21616 is a vulnerability with a CVSS score of 4.6 (MEDIUM). Jenkins Active Choices Plugin 2.5.2 and earlier does not escape reference parameter values, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure p...

How severe is CVE-2021-21616?

CVE-2021-21616 has been rated MEDIUM with a CVSS base score of 4.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-21616?

Check the references section above for vendor advisories and patch information. Affected products include: Jenkins Active Choices.