{"id":"GHSA-gxpj-cx7g-858c","revision":"b3780291efac4fa79f856d562a70811f","records":[{"revision":"b3780291efac4fa79f856d562a70811f","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-gxpj-cx7g-858c","aliases":["CVE-2017-16137"],"title":"Regular Expression Denial of Service in debug","description":"Affected versions of `debug` are vulnerable to regular expression denial of service when untrusted user input is passed into the `o` formatter. \n\nAs it takes 50,000 characters to block the event loop for 2 seconds, this issue is a low severity issue.\n\nThis was later re-introduced in version v3.2.0, and then repatched in versions 3.2.7 and 4.3.1.\n\n## Recommendation\n\nVersion 2.x.x: Update to version 2.6.9 or later.\nVersion 3.1.x: Update to version 3.1.0 or later.\nVersion 3.2.x: Update to version 3.2.7 or later.\nVersion 4.x.x: Update to version 4.3.1 or later.","state":0,"publishedAt":"2018-08-09T20:18:07+00:00","modifiedAt":"2026-09-10T03:47:07.0701231+00:00","affected":[{"ecosystem":"npm","name":"debug","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"2.6.9"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"debug","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"3.0.0"},{"kind":"fixed","version":"3.1.0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"debug","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"3.2.0"},{"kind":"fixed","version":"3.2.7"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"debug","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"4.0.0"},{"kind":"fixed","version":"4.3.1"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"LOW"}],"references":["https://nvd.nist.gov/vuln/detail/CVE-2017-16137","https://github.com/debug-js/debug/issues/797","https://github.com/visionmedia/debug/issues/501","https://github.com/visionmedia/debug/pull/504","https://github.com/debug-js/debug/commit/4e2150207c568adb9ead8f4c4528016081c88020","https://github.com/debug-js/debug/commit/71169065b5262f9858ac78cc0b688c84a438f290","https://github.com/debug-js/debug/commit/b6d12fdbc63b483e5c969da33ea6adc09946b5ac","https://github.com/debug-js/debug/commit/f53962e944a87e6ca9bb622a2a12dffc22a9bb5a","https://github.com/visionmedia/debug","https://lists.apache.org/thread.html/r8ba4c628fba7181af58817d452119481adce4ba92e889c643e4c7dd3@%3Ccommits.netbeans.apache.org%3E","https://lists.apache.org/thread.html/rb5ac16fad337d1f3bb7079549f97d8166d0ef3082629417c39f12d63@%3Cnotifications.netbeans.apache.org%3E"],"sourceUrl":"https://github.com/advisories/GHSA-gxpj-cx7g-858c","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-gxpj-cx7g-858c","identifiers":["GHSA-gxpj-cx7g-858c","CVE-2017-16137"]},"retained":false,"historicalAffected":[]}],"coverage":[]}