{"id":"CVE-2026-109563","summary":"N3.js before 2.11.1 ReDoS via N3Lexer Numeric-Literal Regex","details":"N3.js before 2.11.1 contains a regular expression denial of service vulnerability in the N3Lexer number pattern that backtracks quadratically on long digit runs. Attackers can supply untrusted Turtle or N3 input containing long runs of digits that do not end a number, blocking the Node.js event loop and causing denial of service.","modified":"2026-10-14T02:47:53.246257362Z","published":"2026-10-12T20:55:16.880Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-1333"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109563.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109563.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-109563"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/n3-js-before-2.11.1-redos-via-n3lexer-numeric-literal-regex"},{"type":"FIX","url":"https://github.com/rdfjs/N3.js/commit/b1c497fddb02c4772d61916bd2634115f45f424d"},{"type":"FIX","url":"https://github.com/rdfjs/N3.js/pull/760"},{"type":"PACKAGE","url":"https://github.com/rdfjs/N3.js"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/rdfjs/n3.js","events":[{"introduced":"0"},{"fixed":"5b283333d444c471af29031c89bf7f49237dae2d"}],"database_specific":{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"0"},{"fixed":"2.11.1"}]}}],"versions":["v2.10.7","v2.11.0","v2.10.6","v2.10.5","v2.10.4","v2.10.3","v2.10.2","v2.10.1","v2.10.0","v2.9.2","v2.9.1","v2.9.0","v2.8.0","v2.7.12","v2.7.11","v2.7.10","v2.7.9","v2.7.8","v2.7.7","v2.7.6","v2.7.5","v2.7.4","v2.7.3","v2.7.2","v2.7.1","v2.7.0","v2.6.4","v2.6.3","v2.6.2","v2.6.1","v2.6.0","v2.5.0","v2.4.0","v2.3.0","v2.2.16","v2.2.15","v2.2.14","v2.2.13","v2.2.12","v2.2.11","v2.2.10","v2.2.9","v2.2.8","v2.2.7","v2.2.6","v2.2.5","v2.2.4","v2.2.3","v2.2.2","v2.2.1","v2.2.0","v2.1.2","v2.1.1","v2.1.0","v2.0.4","v2.0.3","v2.0.2","v2.0.1","v2.0.0","v1.26.0","v1.25.2","v1.25.1","v1.25.0","v1.24.2","v1.24.1","v1.24.0","v1.23.2","v1.23.1","v1.23.0","v1.22.3","v1.22.2","v1.22.1","v1.22.0","v1.21.3","v1.21.2","v1.21.1","v1.21.0","v1.20.4","v1.20.3","v1.20.2","v1.20.1","v1.20.0","v1.19.0","v1.18.0","v1.17.6","v1.17.5","v1.17.4","v1.17.3","v1.17.2","v1.17.1","v1.17.0","v1.16.4","v1.16.3","v1.16.2","v1.16.1","v1.16.0","v1.15.0","v1.14.0","v1.13.0","v1.12.2","v1.12.1","v1.12.0","v1.11.2","v1.11.1","v1.11.0","v1.9.0","v1.8.1","v1.8.0","v1.3.5","v1.7.0","v1.6.4","v1.6.3","v1.6.2","v1.6.1","v1.6.0","v1.5.0","v1.4.0","v1.3.7","v1.3.6","v1.3.4","v1.3.3","v1.3.2","v1.3.1","v1.3.0","v1.2.1","v1.2.0","v1.1.1","v1.1.0","v1.0.5","v1.0.4","v1.0.3","v1.0.2","v1.0.1","v1.0.0","v1.0.0-beta.2","v1.0.0-beta.1","v1.0.0-alpha","v0.11.3","v0.11.2","v0.11.1","v0.11.0","v0.10.0","v0.9.1","v0.9.0","v0.8.5","v0.8.4","v0.8.3","v0.8.2","v0.8.1","v0.8.0","v0.7.0","v0.6.1","v0.6.0","v0.5.0","v0.4.5","v0.4.4","v0.4.3","v0.4.2","v0.4.1","v0.4.0","v0.3.6","v0.3.5","v0.3.4","v0.3.3","v0.3.2","v0.3.1","v0.3.0","v0.2.7","v0.2.6","v0.2.5","v0.2.4","v0.2.3","v0.2.2","v0.2.1","v0.2.0","v0.1.9","v0.1.8","v0.1.7","v0.1.6","v0.1.5","v0.1.4","v0.1.3","v0.1.2","v0.1.1","v0.1.0","v0.0.6","v0.0.5","v0.0.4","v0.0.3","v0.0.2","v0.0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-109563.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}]}