{"cve":"CVE-2016-4658","nvd":{"published":"2016-09-25T10:59:02.343","modified":"2026-10-14T07:16:38.110","status":"Modified","description":"xpointer.c in libxml2 before 2.9.5 (as used in Apple iOS before 10, OS X before 10.12, tvOS before 10, and watchOS before 3, and other products) does not forbid namespace nodes in XPointer ranges, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and memory corruption) via a crafted XML document.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-119"],"references":["http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html","http://lists.apple.com/archives/security-announce/2016/Sep/msg00008.html","http://lists.apple.com/archives/security-announce/2016/Sep/msg00010.html","http://lists.apple.com/archives/security-announce/2016/Sep/msg00011.html","http://www.securityfocus.com/bid/93054"],"products":["apple:iphone_os","apple:mac_os_x","apple:tvos","apple:watchos","xmlsoft:libxml2"],"source":"nvd","synced_at":"2026-10-19T20:40:10.783210791+00:00"},"epss":{"cve":"CVE-2016-4658","score":0.08559,"percentile":0.95027,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-fr52-4hqw-p27f","url":"https://osv.dev/vulnerability/GHSA-fr52-4hqw-p27f","summary":"Nokogiri does not forbid namespace nodes in XPointer ranges","modified":"2024-02-16T08:15:24.828530Z","packages":[{"ecosystem":"RubyGems","name":"nokogiri","purl":"pkg:gem/nokogiri","ranges":["<1.7.1"],"fixed":["1.7.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}