{"id":"CVE-2018-11688","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-11688","generatedAt":"2026-10-28T21:26:45.485Z","title":"Ignite Realtime Openfire before 3.9.2 is vulnerable to cross-site scripting, caused by improper validation of user-supplied input.","description":"Ignite Realtime Openfire before 3.9.2 is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability via a crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.","published":"2018-06-13T16:29:01.000Z","lastModified":"2026-06-17T01:36:22.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","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":["igniterealtime/openfire"],"epss":{"score":0.02372,"percentile":0.83752,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (2.37%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/148057/Ignite-Realtime-Openfire-3.7.1-Cross-Site-Scripting.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://seclists.org/fulldisclosure/2018/Jun/13","tags":["Exploit","Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://seclists.org/fulldisclosure/2018/Jun/24","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/archive/1/542060/100/0/threaded","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://github.com/igniterealtime/Openfire/commit/ed3492a24274fd454afe93a499db49f3d6335108#diff-3f607cf668ad8f1091e789a2c1dca32a","source":"cve@mitre.org"},{"url":"https://github.com/igniterealtime/Openfire/compare/v3.9.1...v3.9.2","source":"cve@mitre.org"},{"url":"https://vulmon.com/vulnerabilitydetails?qid=CVE-2018-11688","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/148057/Ignite-Realtime-Openfire-3.7.1-Cross-Site-Scripting.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/fulldisclosure/2018/Jun/13","tags":["Exploit","Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/fulldisclosure/2018/Jun/24","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/542060/100/0/threaded","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/igniterealtime/Openfire/commit/ed3492a24274fd454afe93a499db49f3d6335108#diff-3f607cf668ad8f1091e789a2c1dca32a","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/igniterealtime/Openfire/compare/v3.9.1...v3.9.2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://vulmon.com/vulnerabilitydetails?qid=CVE-2018-11688","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-11688","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."}