{"id":"CVE-2025-71407","aliases":["EUVD-2025-210774","GHSA-hfqg-gq7v-xwpg","GHSA-vvfq-8hwr-qm4m","UBUNTU-CVE-2025-71407"],"status":"rejected","title":"Nokogiri before 1.18.3 contains a stack buffer overflow vulnerability in libxml2 when reporting...","description":"This CVE ID has been rejected as a duplicate.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical","from":"ghsa"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-121","CWE-1395","CWE-416","CWE-787"],"published":"2025-02-18T22:36:03Z","modified":"2026-10-07T19:10:00Z","fixes":[{"ecosystem":"RubyGems","package":"nokogiri","fixed_in":["1.18.3"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"RubyGems","package":"nokogiri","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.3"}]}]},{"source":"osv","ecosystem":"RubyGems","package":"nokogiri","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.3"}]}],"versions":["1.0.0","1.0.1","1.0.2","1.0.3","1.0.4","1.0.5","1.0.6","1.0.7","1.1.0","1.1.1","1.10.0","1.10.0.rc1","1.10.1","1.10.10","1.10.2","1.10.3","1.10.4","1.10.5","1.10.6","1.10.7","1.10.8","1.10.9","1.11.0","1.11.0.rc1","1.11.0.rc2","1.11.0.rc3","1.11.0.rc4","1.11.1","1.11.2","1.11.3","1.11.4","1.11.5","1.11.6","1.11.7","1.12.0","1.12.0.rc1","1.12.1","1.12.2","1.12.3","1.12.4","1.12.5","1.13.0","1.13.1","1.13.10","1.13.2","1.13.3","1.13.4","1.13.5","1.13.6","1.13.7","1.13.8","1.13.9","1.14.0","1.14.0.rc1","1.14.1","1.14.2","1.14.3","1.14.4","1.14.5","1.15.0","1.15.1","1.15.2","1.15.3","1.15.4","1.15.5","1.15.6","1.15.7","1.16.0","1.16.0.rc1","1.16.1","1.16.2","1.16.3","1.16.4","1.16.5","1.16.6","1.16.7","1.16.8","1.17.0","1.17.1","1.17.2","1.18.0","1.18.0.rc1","1.18.1","1.18.2","1.2.0","1.2.1","1.2.2","1.2.3","1.3.0","1.3.1","1.3.2","1.3.3","1.4.0","1.4.1","1.4.2","1.4.2.1","1.4.3","1.4.3.1","1.4.4","1.4.4.1","1.4.4.2","1.4.5","1.4.6","1.4.7","1.5.0","1.5.0.beta.1","1.5.0.beta.2","1.5.0.beta.3","1.5.0.beta.4","1.5.1","1.5.1.rc1","1.5.10","1.5.11","1.5.2","1.5.3","1.5.3.rc2","1.5.3.rc3","1.5.3.rc4","1.5.3.rc5","1.5.3.rc6","1.5.4","1.5.4.rc1","1.5.4.rc2","1.5.4.rc3","1.5.5","1.5.5.rc1","1.5.5.rc2","1.5.5.rc3","1.5.6","1.5.6.rc1","1.5.6.rc2","1.5.6.rc3","1.5.7","1.5.7.rc1","1.5.7.rc2","1.5.7.rc3","1.5.8","1.5.9","1.6.0","1.6.0.rc1","1.6.1","1.6.2","1.6.2.1","1.6.2.rc1","1.6.2.rc2","1.6.2.rc3","1.6.3","1.6.3.1","1.6.3.rc1","1.6.3.rc2","1.6.3.rc3","1.6.4","1.6.4.1","1.6.5","1.6.6.1","1.6.6.2","1.6.6.3","1.6.6.4","1.6.7","1.6.7.1","1.6.7.2","1.6.7.rc2","1.6.7.rc3","1.6.7.rc4","1.6.8","1.6.8.1","1.6.8.rc1","1.6.8.rc2","1.6.8.rc3","1.7.0","1.7.0.1","1.7.1","1.7.2","1.8.0","1.8.1","1.8.2","1.8.3","1.8.4","1.8.5","1.9.0","1.9.0.rc1","1.9.1"]}],"references":[{"url":"https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-vvfq-8hwr-qm4m","tags":["advisory","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71407","tags":["advisory"]},{"url":"https://www.vulncheck.com/advisories/nokogiri-before-stack-buffer-overflow-and-use-after-free","tags":["advisory","report"]},{"url":"https://github.com/advisories/GHSA-hfqg-gq7v-xwpg"},{"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/GHSA-vvfq-8hwr-qm4m.yml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-vvfq-8hwr-qm4m"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71407.json","tags":["advisory"]},{"url":"https://github.com/sparklemotion/nokogiri","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2025-71407","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-71407","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2025-71407","description":"This CVE ID has been rejected as a duplicate.","status":"rejected","published":"2026-08-25T15:15:59.25Z","modified":"2026-09-01T20:33:25.113Z","updated_at":"2026-11-02T14:32:42.751171Z"}],"euvd":[{"id":"EUVD-2025-210774","description":"This CVE ID has been rejected as a duplicate.","status":"published","published":"2026-08-25T15:15:59Z","modified":"2026-09-01T20:33:25Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T18:01:16.444637Z"}],"ghsa":[{"id":"GHSA-hfqg-gq7v-xwpg","title":"Nokogiri before 1.18.3 contains a stack buffer overflow vulnerability in libxml2 when reporting...","description":"Nokogiri before 1.18.3 contains a stack buffer overflow vulnerability in libxml2 when reporting DTD validation errors with long QName prefixes, and a use-after-free vulnerability during validation against untrusted XML Schemas. Attackers can trigger these vulnerabilities by providing malicious DTD content or untrusted XSD files to cause denial of service or potential code execution.","status":"published","published":"2026-08-25T18:31:50Z","modified":"2026-08-25T18:31:51Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"},{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:10:57.962573Z"},{"id":"GHSA-vvfq-8hwr-qm4m","title":"Nokogiri updates packaged libxml2 to 2.13.6 to resolve CVE-2025-24928 and CVE-2024-56171","description":"## Summary\n\nNokogiri v1.18.3 upgrades its dependency libxml2 to [v2.13.6](https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.13.6).\n\nlibxml2 v2.13.6 addresses:\n\n- CVE-2025-24928\n  - described at https://gitlab.gnome.org/GNOME/libxml2/-/issues/847\n- CVE-2024-56171\n   - described at https://gitlab.gnome.org/GNOME/libxml2/-/issues/828\n\n## Impact\n\n### CVE-2025-24928\n\nStack-buffer overflow is possible when reporting DTD validation errors if the input contains a long (~3kb) QName prefix.\n\n### CVE-2024-56171\n\nUse-after-free is possible during validation against untrusted XML Schemas (.xsd) and, potentially, validation of untrusted documents against trusted Schemas if they make use of `xsd:keyref` in combination with recursively defined types that have additional identity constraints.","status":"published","published":"2025-02-18T22:36:03Z","modified":"2025-03-10T22:36:25Z","cwes":["CWE-121","CWE-416","CWE-1395"],"updated_at":"2026-11-02T14:38:34.185137Z"}],"nvd":[{"id":"CVE-2025-71407","description":"Rejected reason: This CVE ID has been rejected as a duplicate.","status":"rejected","published":"2026-08-25T16:16:45.633Z","modified":"2026-10-07T19:10:00.16Z","updated_at":"2026-11-02T14:12:03.20248Z"}],"osv":[{"id":"CVE-2025-71407","title":"Nokogiri before 1.18.3 Stack Buffer Overflow and Use-After-Free","description":"Nokogiri before 1.18.3 contains a stack buffer overflow vulnerability in libxml2 when reporting DTD validation errors with long QName prefixes, and a use-after-free vulnerability during validation against untrusted XML Schemas. Attackers can trigger these vulnerabilities by providing malicious DTD content or untrusted XSD files to cause denial of service or potential code execution.","status":"published","published":"2026-08-25T15:15:59.25Z","modified":"2026-08-30T03:30:14.678203906Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:44:53.185592Z"},{"id":"UBUNTU-CVE-2025-71407","description":"Nokogiri before 1.18.3 contains a stack buffer overflow vulnerability in libxml2 when reporting DTD validation errors with long QName prefixes, and a use-after-free vulnerability during validation against untrusted XML Schemas. Attackers can trigger these vulnerabilities by providing malicious DTD content or untrusted XSD files to cause denial of service or potential code execution.","status":"withdrawn","published":"2026-08-25T16:16:00Z","modified":"2026-09-16T14:02:32.928083156Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"},{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T16:55:55.926217Z"},{"id":"GHSA-vvfq-8hwr-qm4m","title":"Nokogiri updates packaged libxml2 to 2.13.6 to resolve CVE-2025-24928 and CVE-2024-56171","description":"## Summary\n\nNokogiri v1.18.3 upgrades its dependency libxml2 to [v2.13.6](https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.13.6).\n\nlibxml2 v2.13.6 addresses:\n\n- CVE-2025-24928\n  - described at https://gitlab.gnome.org/GNOME/libxml2/-/issues/847\n- CVE-2024-56171\n   - described at https://gitlab.gnome.org/GNOME/libxml2/-/issues/828\n\n## Impact\n\n### CVE-2025-24928\n\nStack-buffer overflow is possible when reporting DTD validation errors if the input contains a long (~3kb) QName prefix.\n\n### CVE-2024-56171\n\nUse-after-free is possible during validation against untrusted XML Schemas (.xsd) and, potentially, validation of untrusted documents against trusted Schemas if they make use of `xsd:keyref` in combination with recursively defined types that have additional identity constraints.","status":"published","published":"2025-02-18T22:36:03Z","modified":"2026-09-10T03:50:06.313802204Z","cwes":["CWE-121","CWE-1395","CWE-416"],"updated_at":"2026-11-02T15:46:57.694388Z"}]}}