{"cve":"CVE-2023-49733","nvd":{"published":"2023-11-30T12:15:09.963","modified":"2026-06-17T06:36:21.350","status":"Modified","description":"Improper Restriction of XML External Entity Reference vulnerability in Apache Cocoon.This issue affects Apache Cocoon: from 2.2.0 before 2.3.0.\n\nUsers are recommended to upgrade to version 2.3.0, which fixes the issue.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-611"],"references":["http://www.openwall.com/lists/oss-security/2023/11/30/5","https://lists.apache.org/thread/t87nntzt6dxw354zbqr9k7l7o1x8gq11","http://www.openwall.com/lists/oss-security/2023/11/30/5","https://lists.apache.org/thread/t87nntzt6dxw354zbqr9k7l7o1x8gq11"],"products":["apache:cocoon"],"source":"nvd","synced_at":"2026-10-19T21:42:07.670898610+00:00"},"epss":{"cve":"CVE-2023-49733","score":0.01292,"percentile":0.70279,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-77jg-cpw9-73vg","url":"https://osv.dev/vulnerability/GHSA-77jg-cpw9-73vg","summary":"Apache Cocoon Improper Restriction of XML External Entity Reference vulnerability","modified":"2025-02-13T19:25:43Z","packages":[{"ecosystem":"Maven","name":"org.apache.cocoon:cocoon","purl":"pkg:maven/org.apache.cocoon/cocoon","ranges":[">=2.2.0 <2.3.0"],"fixed":["2.3.0"]}]}],"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."]}