CVE-2020-2207: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

May 24, 2022 (updated December 29, 2022)

Jenkins VncViewer Plugin 1.7 and earlier does not escape a parameter value in the checkVncServ form validation endpoint, resulting in a reflected cross-site scripting (XSS) vulnerability.

References

www.openwall.com/lists/oss-security/2020/07/02/7
github.com/advisories/GHSA-2j4h-cjgh-659v
jenkins.io/security/advisory/2020-07-02/
nvd.nist.gov/vuln/detail/CVE-2020-2207

Code Behaviors & Features

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