{"cve":"CVE-2020-14338","nvd":{"published":"2020-09-17T15:15:13.143","modified":"2026-06-17T02:54:33.890","status":"Modified","description":"A flaw was found in Wildfly's implementation of Xerces, specifically in the way the XMLSchemaValidator class in the JAXP component of Wildfly enforced the \"use-grammar-pool-only\" feature. This flaw allows a specially-crafted XML file to manipulate the validation process in certain cases. This issue is the same flaw as CVE-2020-14621, which affected OpenJDK, and uses a similar code. This flaw affects all Xerces JBoss versions before 2.12.0.SP3.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","score":5.3},"cwes":["CWE-20"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1860054","https://lists.apache.org/thread.html/rf96c5afb26b596b4b97883aa90b6c0b0fc4c26aaeea7123c21912103%40%3Cj-users.xerces.apache.org%3E","https://bugzilla.redhat.com/show_bug.cgi?id=1860054","https://lists.apache.org/thread.html/rf96c5afb26b596b4b97883aa90b6c0b0fc4c26aaeea7123c21912103%40%3Cj-users.xerces.apache.org%3E"],"products":["redhat:xerces"],"source":"nvd","synced_at":"2026-10-19T21:09:20.498348299+00:00"},"epss":{"cve":"CVE-2020-14338","score":0.01292,"percentile":0.70293,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-w4jq-qh47-hvjq","url":"https://osv.dev/vulnerability/GHSA-w4jq-qh47-hvjq","summary":"Improper Input Validation in Xerces","modified":"2026-09-10T03:49:12.846936180Z","packages":[{"ecosystem":"Maven","name":"xerces:xercesImpl","purl":"pkg:maven/xerces/xercesImpl","ranges":["<2.12.0.sp3"],"fixed":["2.12.0.sp3"]}]}],"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."]}