{"cve":"CVE-2017-9096","nvd":{"published":"2017-11-08T16:29:00.263","modified":"2026-06-17T01:27:28.140","status":"Modified","description":"The XML parsers in iText before 5.5.12 and 7.x before 7.0.3 do not disable external entities, which might allow remote attackers to conduct XML external entity (XXE) attacks via a crafted PDF.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-611"],"references":["http://www.securityfocus.com/archive/1/541483/100/0/threaded","https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03902en_us","https://www.compass-security.com/fileadmin/Datein/Research/Advisories/CSNC-2017-017_itext_xml_external_entity_attack.txt","https://www.oracle.com/security-alerts/cpuoct2020.html","http://www.securityfocus.com/archive/1/541483/100/0/threaded"],"products":["itextpdf:itext"],"source":"nvd","synced_at":"2026-10-19T20:47:01.408438353+00:00"},"epss":{"cve":"CVE-2017-9096","score":0.09565,"percentile":0.95466,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-86p9-x5pw-94qx","url":"https://osv.dev/vulnerability/GHSA-86p9-x5pw-94qx","summary":"Improper Restriction of XML External Entity Reference in  iText","modified":"2024-03-06T22:03:02.822563Z","packages":[{"ecosystem":"Maven","name":"com.itextpdf:itextpdf","purl":"pkg:maven/com.itextpdf/itextpdf","ranges":["<5.5.12"],"fixed":["5.5.12"]},{"ecosystem":"Maven","name":"com.itextpdf:itextpdf","purl":"pkg:maven/com.itextpdf/itextpdf","ranges":[">=7.0.0 <7.0.3"],"fixed":["7.0.3"]},{"ecosystem":"Maven","name":"com.lowagie:itext","purl":"pkg:maven/com.lowagie/itext","ranges":["<=4.2.2"],"fixed":[]}]}],"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."]}