CVE-2018-1000426: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

May 13, 2022 (updated January 30, 2024)

A cross-site scripting vulnerability exists in Jenkins Git Changelog Plugin 2.6 and earlier in GitChangelogSummaryDecorator/summary.jelly, GitChangelogLeftsideBuildDecorator/badge.jelly, GitLogJiraFilterPostPublisher/config.jelly, GitLogBasicChangelogPostPublisher/config.jelly that allows attackers able to control the Git history parsed by the plugin to have Jenkins render arbitrary HTML on some pages.

References

www.securityfocus.com/bid/106532
github.com/advisories/GHSA-jcmg-9rw5-9rm2
jenkins.io/security/advisory/2018-09-25/
nvd.nist.gov/vuln/detail/CVE-2018-1000426

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