{"id":"CVE-2018-6389","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-6389","generatedAt":"2026-10-28T21:23:16.442Z","title":"In WordPress through 4.9.2, unauthenticated attackers can cause a denial of service (resource consumption) by using the large list of registered .js files (from wp-includes/script-loader.php) to construct a series of requests to load every file many…","description":"In WordPress through 4.9.2, unauthenticated attackers can cause a denial of service (resource consumption) by using the large list of registered .js files (from wp-includes/script-loader.php) to construct a series of requests to load every file many times.","published":"2018-02-06T17:29:00.000Z","lastModified":"2026-06-17T02:01:47.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-400"],"affected":["wordpress/wordpress"],"epss":{"score":0.72671,"percentile":0.99442,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.82598,"percentile":0.99658},{"date":"2026-09-22","score":0.72671,"percentile":0.99419}]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2018-02-05","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":43968,"kind":"exploit","title":"WordPress Core - 'load-scripts.php' Denial of Service","url":"https://www.exploit-db.com/exploits/43968","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/dos/43968.py","file":"exploits/php/dos/43968.py","published":"2018-02-05","added":"2018-02-05","updated":"2018-02-05","author":"Barak Tawily","type":"dos","platform":"php","port":null,"verified":false,"codes":["CVE-2018-6389"],"tags":"WordPress Core","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://baraktawily.blogspot.com/2018/02/how-to-dos-29-of-world-wide-websites.html"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 72.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-21T00:00:00.000Z","detail":{"to":0.82598,"from":0.72671,"percentile":0.99658},"summary":"EPSS moved from 72.7% to 82.6% probability of exploitation in the next thirty days."}],"references":[{"url":"http://www.securityfocus.com/bid/103060","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id/1040347","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://baraktawily.blogspot.fr/2018/02/how-to-dos-29-of-world-wide-websites.html","tags":["Exploit","Issue Tracking","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/UltimateHackers/Shiva","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/WazeHell/CVE-2018-6389","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://thehackernews.com/2018/02/wordpress-dos-exploit.html","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://wpvulndb.com/vulnerabilities/9021","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/43968/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/103060","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1040347","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://baraktawily.blogspot.fr/2018/02/how-to-dos-29-of-world-wide-websites.html","tags":["Exploit","Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/UltimateHackers/Shiva","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/WazeHell/CVE-2018-6389","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://thehackernews.com/2018/02/wordpress-dos-exploit.html","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://wpvulndb.com/vulnerabilities/9021","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/43968/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-6389","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."}