{"id":"CVE-2023-42346","aliases":[],"url":"https://o3.security/vulnerability/CVE-2023-42346","summary":"Alkacon OpenCms is vulnerable to XXE when the <!DOCTYPE> refers to an external host","details":"Alkacon OpenCms before 16 allows XXE when the <!DOCTYPE> refers to an external host.","published":"2026-05-08T06:32:37Z","modified":"2026-05-14T13:26:35.749354Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"epss":{"score":0.00232,"percentile":0.14243,"asOf":"2026-09-16"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.opencms:opencms-core","fixedVersion":"16.0"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-42346"},{"type":"PACKAGE","url":"https://github.com/alkacon/opencms-core"},{"type":"WEB","url":"https://labs.watchtowr.com/xxe-you-can-depend-on-me-opencms"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-05-14T13:26:35.749354Z"}}