{"id":"CVE-2017-16856","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-16856","generatedAt":"2026-10-28T22:19:49.163Z","title":"The RSS Feed macro in Atlassian Confluence before version 6.5.2 allows remote attackers to inject arbitrary HTML or JavaScript via cross site scripting (XSS) vulnerabilities in various rss properties which were used as links without restriction on their…","description":"The RSS Feed macro in Atlassian Confluence before version 6.5.2 allows remote attackers to inject arbitrary HTML or JavaScript via cross site scripting (XSS) vulnerabilities in various rss properties which were used as links without restriction on their scheme.","published":"2017-12-05T16:29:00.000Z","lastModified":"2026-06-17T01:10:02.000Z","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/confluence"],"epss":{"score":0.00809,"percentile":0.56699,"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 (0.81%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/102094","tags":["Third Party Advisory","VDB Entry"],"source":"security@atlassian.com"},{"url":"https://jira.atlassian.com/browse/CONFSERVER-54395","tags":["Issue Tracking","Vendor Advisory"],"source":"security@atlassian.com"},{"url":"http://www.securityfocus.com/bid/102094","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://jira.atlassian.com/browse/CONFSERVER-54395","tags":["Issue Tracking","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-16856","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."}