CVE-2020-2290

Name: CVE-2020-2290
Creator: NVD / NIST
Published: 2020-10-08T13:15:11.61+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.89%

Last modified Jun 17, 2026

CVE-2020-2290 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Jenkins Active Choices Plugin 2.4 and earlier does not escape some return values of sandboxed scripts for Reactive Reference Parameters, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.. EPSS estimates a 0.89% chance of exploitation in the next 30 days.

Description

Jenkins Active Choices Plugin 2.4 and earlier does not escape some return values of sandboxed scripts for Reactive Reference Parameters, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.89%

54.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Jenkins	Active Choices	<= 2.4

References

http://www.openwall.com/lists/oss-security/2020/10/08/5Mailing List, Third Party Advisory
https://www.jenkins.io/security/advisory/2020-10-08/#SECURITY-2008Vendor Advisory
http://www.openwall.com/lists/oss-security/2020/10/08/5Mailing List, Third Party Advisory
https://www.jenkins.io/security/advisory/2020-10-08/#SECURITY-2008Vendor Advisory

Timeline

Published: Oct 8, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-2290?

How severe is CVE-2020-2290?

CVE-2020-2290 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.89% probability of exploitation in the next 30 days.

How do I fix CVE-2020-2290?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-2290?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST