{"id":"CVE-2018-15833","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-15833","generatedAt":"2026-10-28T21:30:20.382Z","title":"In Vanilla before 2.6.1, the polling functionality allows Insecure Direct Object Reference (IDOR) via the Poll ID, leading to the ability of a single user to select multiple Poll Options (e.g., vote for multiple items).","description":"In Vanilla before 2.6.1, the polling functionality allows Insecure Direct Object Reference (IDOR) via the Poll ID, leading to the ability of a single user to select multiple Poll Options (e.g., vote for multiple items).","published":"2018-08-26T17:29:00.000Z","lastModified":"2026-06-17T01:43:10.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":4.3,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"},"cwe":["CWE-639"],"affected":["vanillaforums/vanilla forums"],"epss":{"score":0.00878,"percentile":0.58856,"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 (0.88%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://hackerone.com/reports/326434","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://open.vanillaforums.com/discussion/36559","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://twitter.com/viperbluff/status/1033067882941304832","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://twitter.com/viperbluff/status/1033640333890834433","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://hackerone.com/reports/326434","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://open.vanillaforums.com/discussion/36559","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://twitter.com/viperbluff/status/1033067882941304832","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://twitter.com/viperbluff/status/1033640333890834433","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-15833","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."}