XSS in Jenkins Jsgames

CVE-2020-2248

Jenkins JSGames Plugin 0.2 and earlier evaluates part of a URL as code, resulting in a reflected cross-site scripting (XSS) vulnerability.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.009 (55.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Jenkins Jsgames
Jenkins Project Jsgames Plugin — versions unspecified, next of 0.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

404notf0und/CVE-Flow

References

jenkinsci-cert@googlegroups.com (x_refsource_CONFIRM, Vendor Advisory)
jenkinsci-cert@googlegroups.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2020-2248?: CVE-2020-2248 is a medium-severity vulnerability in Jenkins Jsgames, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-09-01.
How severe is CVE-2020-2248?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2020-2248 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.