{"id":"CVE-2018-20824","aliases":["EUVD-2018-13366","GHSA-7p7w-89xm-52j5"],"status":"published","title":"The WallboardServlet resource in Jira before version 7.13.1 allows remote attackers to inject...","description":"The WallboardServlet resource in Jira before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the cyclePeriod parameter.","severity":{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.37986,"percentile":0.98562,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2019-05-03T19:26:27Z","modified":"2026-06-17T01:53:33Z","exploits":[{"source":"nuclei","id":"CVE-2018-20824","title":"Atlassian Jira WallboardServlet \u003c7.13.1 - Cross-Site Scripting","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2018/CVE-2018-20824.yaml"}],"products":[{"vendor":"atlassian","product":"jira"}],"references":[{"url":"https://jira.atlassian.com/browse/JRASERVER-69238","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-20824"},{"url":"https://github.com/advisories/GHSA-7p7w-89xm-52j5"}],"sources":{"cve":[{"id":"CVE-2018-20824","description":"The WallboardServlet resource in Jira before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the cyclePeriod parameter.","status":"published","published":"2019-05-03T19:26:27.846Z","modified":"2024-09-17T02:37:01.068Z","updated_at":"2026-11-02T14:34:59.872731Z"}],"euvd":[{"id":"EUVD-2018-13366","description":"The WallboardServlet resource in Jira before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the cyclePeriod parameter.","status":"published","published":"2019-05-03T19:26:27Z","modified":"2024-09-17T02:37:01Z","updated_at":"2026-11-03T00:28:38.75517Z"}],"ghsa":[{"id":"GHSA-7p7w-89xm-52j5","title":"The WallboardServlet resource in Jira before version 7.13.1 allows remote attackers to inject...","description":"The WallboardServlet resource in Jira before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the cyclePeriod parameter.","status":"published","published":"2022-05-24T16:45:05Z","modified":"2024-04-04T00:26:52Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:55:50.017793Z"}],"nvd":[{"id":"CVE-2018-20824","description":"The WallboardServlet resource in Jira before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the cyclePeriod parameter.","status":"published","published":"2019-05-03T20:29:00.31Z","modified":"2026-06-17T01:53:33.153Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:04:57.307075Z"}]}}