{"cve":"CVE-2026-83156","enrichment":{"affected":[{"configurations":[{"platform":null,"status":"affected","versions":null}],"enrichment":{"confidence":95.0,"confidence_source":"inferred","scores":[{"score":95.0,"source":"inferred"},{"score":100.0,"source":"matching"}]},"product":"database_-_e_xml_developers_kit","vendor":"oracle"},{"configurations":[{"platform":null,"status":"affected","versions":{"scheme":"generic","value":"[19.3,19.32]"}},{"platform":null,"status":"affected","versions":{"scheme":"generic","value":"[21.3,21.23]"}},{"platform":null,"status":"affected","versions":{"scheme":"semver","value":"[23.4.0,23.26.3]"}}],"enrichment":{"confidence":95.0,"confidence_source":"inferred","scores":[{"score":95.0,"source":"inferred"},{"score":100.0,"source":"matching"}]},"original":{"product":"Oracle Database Server","source":"cna","vendor":"Oracle Corporation"},"product":"database_server","vendor":"oracle"}],"created":"2026-09-17T02:45:18.028965+00:00","title":"Privilege Escalation in Oracle XML Developers Kit over Oracle Net","updated":"2026-09-20T09:30:18.178473+00:00","vendors":["oracle","oracle$PRODUCT$database_-_e_xml_developers_kit","oracle$PRODUCT$database_server"]},"epss":{"score":0.00252},"mitre":{"cpes":["cpe:2.3:a:oracle:database_-_e_xml_developers_kit:*:*:*:*:*:*:*:*"],"created":"2026-09-15T20:03:39.942000+00:00","description":"Vulnerability in the Oracle XML Developers Kit component of Oracle Database Server.  Supported versions that are affected are 19.3-19.32, 21.3-21.23 and  23.4.0-23.26.3. Difficult to exploit vulnerability allows low privileged attacker having XDKC privilege with network access via Oracle Net to compromise Oracle XML Developers Kit.  Successful attacks of this vulnerability can result in takeover of Oracle XML Developers Kit. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).","metrics":{"cvssV2_0":{},"cvssV3_0":{},"cvssV3_1":{"score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cvssV4_0":{}},"mitre_repo_path":"cves/2026/83xxx/CVE-2026-83156.json","references":["https://www.oracle.com/security-alerts/cspusep2026.html"],"title":null,"updated":"2026-09-17T15:17:27.112000+00:00","vendors":["oracle","oracle$PRODUCT$database_-_e_xml_developers_kit"],"weaknesses":[]},"nvd":{"cpes":[],"created":"2026-09-15T20:18:26.417000+00:00","description":"Vulnerability in the Oracle XML Developers Kit component of Oracle Database Server.  Supported versions that are affected are 19.3-19.32, 21.3-21.23 and  23.4.0-23.26.3. Difficult to exploit vulnerability allows low privileged attacker having XDKC privilege with network access via Oracle Net to compromise Oracle XML Developers Kit.  Successful attacks of this vulnerability can result in takeover of Oracle XML Developers Kit. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).","metrics":{"cvssV2_0":{},"cvssV3_0":{},"cvssV3_1":{"score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cvssV4_0":{}},"nvd_repo_path":"2026/CVE-2026-83156.json","references":["https://www.oracle.com/security-alerts/cspusep2026.html"],"title":null,"updated":"2026-09-17T16:18:05.717000+00:00","vendors":[],"weaknesses":["CWE-284"]},"opencve":{"changes":[{"created":"2026-09-15T20:15:00+00:00","data":[{"details":{"new":"Vulnerability in the Oracle XML Developers Kit component of Oracle Database Server.  Supported versions that are affected are 19.3-19.32, 21.3-21.23 and  23.4.0-23.26.3. Difficult to exploit vulnerability allows low privileged attacker having XDKC privilege with network access via Oracle Net to compromise Oracle XML Developers Kit.  Successful attacks of this vulnerability can result in takeover of Oracle XML Developers Kit. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).","old":null},"type":"description"},{"details":["oracle","oracle$PRODUCT$database_-_e_xml_developers_kit"],"type":"first_time"},{"details":{"added":["cpe:2.3:a:oracle:database_-_e_xml_developers_kit:*:*:*:*:*:*:*:*"],"removed":[]},"type":"cpes"},{"details":{"added":["oracle","oracle$PRODUCT$database_-_e_xml_developers_kit"],"removed":[]},"type":"vendors"},{"details":{"added":["https://www.oracle.com/security-alerts/cspusep2026.html"],"removed":[]},"type":"references"},{"details":{"added":{"cvssV3_1":{"score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}},"removed":{},"updated":{}},"type":"metrics"}],"id":"cfa72bc2-297b-4955-b498-b107452bfebe"},{"created":"2026-09-17T03:00:00+00:00","data":[{"details":{"new":"Remote Takeover of Oracle XML Developers Kit via Low-Privilege Network Access","old":null},"type":"title"},{"details":{"added":["CWE-269","CWE-284"],"removed":[]},"type":"weaknesses"}],"id":"a4825db2-6f26-44dc-93f2-ac17af20ddd7"},{"created":"2026-09-17T11:30:00+00:00","data":[{"details":["oracle$PRODUCT$database_server"],"type":"first_time"},{"details":{"added":["oracle$PRODUCT$database_server"],"removed":[]},"type":"vendors"}],"id":"b8933692-49a4-4651-ac39-22c558f62da0"},{"created":"2026-09-17T16:30:00+00:00","data":[{"details":{"added":{"ssvc":{"options":{"Automatable":"no","Exploitation":"none","Technical Impact":"total"},"version":"2.0.3"}},"removed":{},"updated":{}},"type":"metrics"}],"id":"f1a7d00b-21e1-4ce4-b435-43d2759e6768"},{"created":"2026-09-18T21:30:00+00:00","data":[{"details":{"new":null,"old":"Remote Takeover of Oracle XML Developers Kit via Low-Privilege Network Access"},"type":"title"},{"details":{"added":[],"removed":["CWE-269"]},"type":"weaknesses"}],"id":"b7f8c55d-ba65-491b-84b7-5c870280142a"},{"created":"2026-09-20T09:45:00+00:00","data":[{"details":{"new":"Privilege Escalation in Oracle XML Developers Kit over Oracle Net","old":null},"type":"title"}],"id":"be96afa7-b594-42c8-a120-f2df907d33f8"}],"cpes":{"data":["cpe:2.3:a:oracle:database_-_e_xml_developers_kit:*:*:*:*:*:*:*:*"],"providers":["mitre"]},"created":{"data":"2026-09-15T20:03:39.942000+00:00","provider":"mitre"},"description":{"data":"Vulnerability in the Oracle XML Developers Kit component of Oracle Database Server.  Supported versions that are affected are 19.3-19.32, 21.3-21.23 and  23.4.0-23.26.3. Difficult to exploit vulnerability allows low privileged attacker having XDKC privilege with network access via Oracle Net to compromise Oracle XML Developers Kit.  Successful attacks of this vulnerability can result in takeover of Oracle XML Developers Kit. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).","provider":"mitre"},"metrics":{"cvssV2_0":{"data":{},"provider":null},"cvssV3_0":{"data":{},"provider":null},"cvssV3_1":{"data":{"score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},"provider":"mitre"},"cvssV4_0":{"data":{},"provider":null},"epss":{"data":{"score":0.00252},"provider":"first"},"kev":{"data":{},"provider":null},"ssvc":{"data":{"options":{"Automatable":"no","Exploitation":"none","Technical Impact":"total"},"version":"2.0.3"},"provider":"vulnrichment"},"threat_severity":{"data":null,"provider":null}},"references":{"data":["https://www.oracle.com/security-alerts/cspusep2026.html"],"providers":["mitre","nvd"]},"title":{"data":"Privilege Escalation in Oracle XML Developers Kit over Oracle Net","provider":"enrichment"},"updated":{"data":"2026-09-20T09:30:18.178473+00:00","provider":"enrichment"},"vendors":{"data":["oracle","oracle$PRODUCT$database_-_e_xml_developers_kit","oracle$PRODUCT$database_server"],"providers":["mitre","enrichment"]},"weaknesses":{"data":["CWE-284"],"providers":["nvd","vulnrichment"]}},"vulnrichment":{"cpes":[],"created":"2026-09-15T20:03:39.942000+00:00","description":"Vulnerability in the Oracle XML Developers Kit component of Oracle Database Server.  Supported versions that are affected are 19.3-19.32, 21.3-21.23 and  23.4.0-23.26.3. Difficult to exploit vulnerability allows low privileged attacker having XDKC privilege with network access via Oracle Net to compromise Oracle XML Developers Kit.  Successful attacks of this vulnerability can result in takeover of Oracle XML Developers Kit. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).","metrics":{"cvssV2_0":{},"cvssV3_0":{},"cvssV3_1":{},"cvssV4_0":{},"kev":{},"ssvc":{"options":{"Automatable":"no","Exploitation":"none","Technical Impact":"total"},"version":"2.0.3"}},"references":[],"title":null,"updated":"2026-09-17T14:58:40.602000+00:00","vendors":[],"vulnrichment_repo_path":"2026/83xxx/CVE-2026-83156.json","weaknesses":["CWE-284"]}}