{"id":"CVE-2023-42344","aliases":["EUVD-2023-46797","GHSA-rcc6-6q2f-m2cw"],"status":"published","title":"Alkacon OpenCms allows remote unauthenticated attackers to obtain sensitive information","description":"Alkacon OpenCms before 10.5.1 allows remote unauthenticated attackers to obtain sensitive information via a cmis-online/query XXE attack on a Chemistry servlet.","severity":{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-09","score":0.0234,"percentile":0.83736,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-611"],"published":"2026-05-08T00:00:00Z","modified":"2026-10-30T02:30:44Z","exploits":[{"source":"nuclei","id":"CVE-2023-42344","title":"OpenCMS - XML external entity (XXE)","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-42344.yaml"}],"fixes":[{"ecosystem":"Maven","package":"org.opencms:opencms-core","fixed_in":["10.5.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.opencms:opencms-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.5.1"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.opencms:opencms-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.5.1"}]}],"versions":["10.0.0","10.0.1","10.5.0","8.0.1","8.0.2","8.0.3","8.0.3-rev","8.0.3.1","8.0.4","8.5.0","8.5.1","8.5.2","9.0.0","9.0.1","9.5.0","9.5.1","9.5.2","9.5.3"]}],"references":[{"url":"https://labs.watchtowr.com/xxe-you-can-depend-on-me-opencms/","tags":["web"]},{"url":"https://github.com/projectdiscovery/nuclei-templates/issues/8864","tags":["exploit","evidence","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-42344","tags":["advisory"]},{"url":"https://labs.watchtowr.com/xxe-you-can-depend-on-me-opencms","tags":["web"]},{"url":"https://github.com/advisories/GHSA-rcc6-6q2f-m2cw"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/42xxx/CVE-2023-42344.json","tags":["advisory"]},{"url":"https://github.com/alkacon/opencms-core","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-42344","description":"Alkacon OpenCms before 10.5.1 allows remote unauthenticated attackers to obtain sensitive information via a cmis-online/query XXE attack on a Chemistry servlet.","status":"published","published":"2026-05-08T00:00:00Z","modified":"2026-05-08T14:36:11.494Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"adp"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T14:35:17.812395Z"}],"euvd":[{"id":"EUVD-2023-46797","description":"Alkacon OpenCms before 10.5.1 allows remote unauthenticated attackers to obtain sensitive information via a cmis-online/query XXE attack on a Chemistry servlet.","status":"published","published":"2026-05-08T00:00:00Z","modified":"2026-05-08T14:36:11Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T19:05:14.505765Z"}],"ghsa":[{"id":"GHSA-rcc6-6q2f-m2cw","title":"Alkacon OpenCms allows remote unauthenticated attackers to 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