{"id":"CVE-2018-17186","aliases":["EUVD-2018-0770","GHSA-qfjv-998w-q48f"],"status":"published","title":"Improper Restriction of XML External Entity Reference in org.apache.syncope:syncope-core","description":"An administrator with workflow definition entitlements can use DTD to perform malicious operations, including but not limited to file read, file write, and code execution.","severity":{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.02477,"percentile":0.84693,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-611"],"published":"2018-11-06T20:29:00.217Z","modified":"2026-10-24T10:30:21Z","fixes":[{"ecosystem":"Maven","package":"org.apache.syncope:syncope-core","fixed_in":["2.0.11","2.1.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.syncope:syncope-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.11"}]}]},{"source":"ghsa","ecosystem":"Maven","package":"org.apache.syncope:syncope-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.1.0"},{"fixed":"2.1.2"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.syncope:syncope-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.11"}]}],"versions":["1.0.0-RC1-incubating","1.0.0-RC2-incubating","1.0.0-RC3-incubating","1.0.0-incubating","1.0.1-incubating","1.0.2-incubating","1.0.3-incubating","1.0.4","1.0.5","1.0.6","1.0.7","1.0.8","1.0.9","1.1.0","1.1.1","1.1.2","1.1.3","1.1.4","1.1.5","1.1.6","1.1.7","1.1.8","1.2.0","1.2.0-M1","1.2.1","1.2.10","1.2.11","1.2.2","1.2.3","1.2.4","1.2.5","1.2.6","1.2.7","1.2.8","1.2.9","2.0.0","2.0.0-M1","2.0.0-M2","2.0.0-M3","2.0.0-M4","2.0.0.M5","2.0.1","2.0.10","2.0.2","2.0.3","2.0.4","2.0.5","2.0.6","2.0.7","2.0.8","2.0.9"]},{"source":"osv","ecosystem":"Maven","package":"org.apache.syncope:syncope-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.1.0"},{"fixed":"2.1.2"}]}],"versions":["2.1.0","2.1.1"]}],"products":[{"vendor":"apache","product":"syncope"},{"vendor":"apache software foundation","product":"apache syncope"}],"references":[{"url":"https://syncope.apache.org/security#CVE-2018-17186:_XXE_on_BPMN_definitions","tags":["x_refsource_MISC","x_transferred","Mitigation","Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-17186","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-qfjv-998w-q48f","tags":["advisory"]},{"url":"https://github.com/apache/syncope/commit/a0f35f45f8ca5c98853ae8477fb2db81a84709a","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2018-17186","description":"An administrator with workflow definition entitlements can use DTD to perform malicious operations, including but not limited to file read, file write, and code execution.","status":"published","published":"2018-11-06T21:00:00Z","modified":"2024-09-17T00:31:30.652Z","updated_at":"2026-11-02T14:35:07.672841Z"}],"euvd":[{"id":"EUVD-2018-0770","description":"An administrator with workflow definition entitlements can use DTD to perform malicious operations, including but not limited to file read, file write, and code execution.","status":"published","published":"2018-11-06T21:00:00Z","modified":"2024-09-17T00:31:30Z","updated_at":"2026-11-03T00:28:58.42254Z"}],"ghsa":[{"id":"GHSA-qfjv-998w-q48f","title":"Improper Restriction of XML External Entity Reference in org.apache.syncope:syncope-core","description":"An administrator with workflow definition entitlements can use DTD to perform malicious operations, including but not limited to file read, file write, and code execution.","status":"published","published":"2018-11-06T23:15:46Z","modified":"2024-03-04T21:31:13Z","cvss":[{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T14:37:39.730152Z"}],"nvd":[{"id":"CVE-2018-17186","description":"An administrator with workflow definition entitlements can use DTD to perform malicious operations, including but not limited to file read, file write, and code execution.","status":"published","published":"2018-11-06T20:29:00.217Z","modified":"2026-06-17T01:45:29.793Z","cvss":[{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T14:04:47.196456Z"}],"osv":[{"id":"CVE-2018-17186","description":"An administrator with workflow definition entitlements can use DTD to perform malicious operations, including but not limited to file read, file write, and code execution.","status":"published","published":"2018-11-06T20:29:00.217Z","modified":"2026-10-24T10:30:21.099579699Z","cvss":[{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:08.533609Z"},{"id":"GHSA-qfjv-998w-q48f","title":"Improper Restriction of XML External Entity Reference in org.apache.syncope:syncope-core","description":"An administrator with workflow definition entitlements can use DTD to perform malicious operations, including but not limited to file read, file write, and code execution.","status":"published","published":"2018-11-06T23:15:46Z","modified":"2024-03-04T22:04:09.923983Z","cvss":[{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T15:46:54.40888Z"}]}}