{"id":"CVE-2017-18195","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-18195","generatedAt":"2026-10-28T22:13:42.095Z","title":"An issue was discovered in tools/conversations/view_ajax.php in Concrete5 before 8.3.0.","description":"An issue was discovered in tools/conversations/view_ajax.php in Concrete5 before 8.3.0. An unauthenticated user can enumerate comments from all blog posts by POSTing requests to /index.php/tools/required/conversations/view_ajax with incremental 'cnvID' integers.","published":"2018-02-26T17:29:00.000Z","lastModified":"2026-06-17T01:12:22.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},"cwe":[],"affected":["concretecms/concrete cms"],"epss":{"score":0.11051,"percentile":0.95887,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2018-02-27","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":44194,"kind":"exploit","title":"Concrete5 CMS < 8.3.0 - Username / Comments Enumeration","url":"https://www.exploit-db.com/exploits/44194","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/44194.py","file":"exploits/php/webapps/44194.py","published":"2018-02-27","added":"2018-02-27","updated":"2019-09-20","author":"Chapman Schleiss","type":"webapps","platform":"php","port":null,"verified":false,"codes":["CVE-2017-18195"],"tags":null,"aliases":null,"applicationUrl":"http://www.exploit-db.comconcrete5-8.2.1.tar.gz","screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 11.1%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://github.com/concrete5/concrete5/pull/6008/files","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/concrete5/concrete5/releases/tag/8.3.0","tags":["Release Notes","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/r3naissance/NSE/blob/master/http-vuln-cve2017-18195.nse","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/44194/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://github.com/concrete5/concrete5/pull/6008/files","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/concrete5/concrete5/releases/tag/8.3.0","tags":["Release Notes","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/r3naissance/NSE/blob/master/http-vuln-cve2017-18195.nse","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/44194/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-18195","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."}