{"id":"CVE-2018-5230","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-5230","generatedAt":"2026-10-29T01:51:02.623Z","title":"The issue collector in Atlassian Jira before version 7.6.6, from version 7.7.0 before version 7.7.4, from version 7.8.0 before version 7.8.4 and from version 7.9.0 before version 7.9.2 allows remote attackers to inject arbitrary HTML or JavaScript via a…","description":"The issue collector in Atlassian Jira before version 7.6.6, from version 7.7.0 before version 7.7.4, from version 7.8.0 before version 7.8.4 and from version 7.9.0 before version 7.9.2 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the error message of custom fields when an invalid value is specified.","published":"2018-05-14T13:29:04.000Z","lastModified":"2026-06-17T01:59:53.000Z","status":"Modified","sourceIdentifier":"security@atlassian.com","cvss":{"version":"3.0","score":6.1,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["atlassian/jira","atlassian/jira server"],"epss":{"score":0.37032,"percentile":0.98508,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.24398,"percentile":0.97811},{"date":"2026-09-22","score":0.37611,"percentile":0.9847}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 37.0%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-22T00:00:00.000Z","detail":{"to":0.37611,"from":0.24398,"percentile":0.9847},"summary":"EPSS moved from 24.4% to 37.6% probability of exploitation in the next thirty days."}],"references":[{"url":"https://jira.atlassian.com/browse/JRASERVER-67289","tags":["Issue Tracking","Vendor Advisory"],"source":"security@atlassian.com"},{"url":"https://jira.atlassian.com/browse/JRASERVER-67289","tags":["Issue Tracking","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-5230","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}