{"id":"CVE-2017-16137","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-16137","generatedAt":"2026-10-28T21:19:07.342Z","title":"The debug module is vulnerable to regular expression denial of service when untrusted user input is passed into the o formatter.","description":"The debug module is vulnerable to regular expression denial of service when untrusted user input is passed into the o formatter. It takes around 50k characters to block for 2 seconds making this a low severity issue.","published":"2018-06-07T02:29:04.000Z","lastModified":"2026-10-15T16:17:27.000Z","status":"Modified","sourceIdentifier":"support@hackerone.com","cvss":{"version":"3.0","score":5.3,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},"cwe":["CWE-400"],"affected":["debug project/debug"],"epss":{"score":0.02832,"percentile":0.86558,"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 (2.83%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/visionmedia/debug/issues/501","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://github.com/visionmedia/debug/pull/504","tags":["Patch","Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://lists.apache.org/thread.html/r8ba4c628fba7181af58817d452119481adce4ba92e889c643e4c7dd3%40%3Ccommits.netbeans.apache.org%3E","source":"support@hackerone.com"},{"url":"https://lists.apache.org/thread.html/rb5ac16fad337d1f3bb7079549f97d8166d0ef3082629417c39f12d63%40%3Cnotifications.netbeans.apache.org%3E","source":"support@hackerone.com"},{"url":"https://nodesecurity.io/advisories/534","tags":["Third Party Advisory"],"source":"support@hackerone.com"},{"url":"https://github.com/visionmedia/debug/issues/501","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/visionmedia/debug/pull/504","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r8ba4c628fba7181af58817d452119481adce4ba92e889c643e4c7dd3%40%3Ccommits.netbeans.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/rb5ac16fad337d1f3bb7079549f97d8166d0ef3082629417c39f12d63%40%3Cnotifications.netbeans.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://nodesecurity.io/advisories/534","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-16137","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."}