What is CVE-2020-2206?

CVE-2020-2206 is a medium-severity vulnerability in Jenkins Vncrecorder, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-07-02.

How severe is CVE-2020-2206?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Jenkins Vncrecorder

CVE-2020-2206

Jenkins VncRecorder Plugin 1.25 and earlier does not escape a parameter value in the checkVncServ form validation endpoint, resulting in a reflected cross-site scripting (XSS) vulnerability.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.009 (55.1th 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 Vncrecorder
Jenkins Project Vncrecorder Plugin — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

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-2020-2206?: CVE-2020-2206 is a medium-severity vulnerability in Jenkins Vncrecorder, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-07-02.
How severe is CVE-2020-2206?: Medium severity. CVSS v3 base score is 6.1 out of 10.