{"id":"CVE-2020-4509","aliases":["EUVD-2020-25756","GHSA-h8c2-jx8p-hrh5"],"status":"published","title":"IBM QRadar SIEM 7.3 and 7.4 is vulnerable to an XML External Entity Injection (XXE) attack when...","description":"IBM QRadar SIEM 7.3 and 7.4 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 182364.","severity":{"version":"3.0","score":7.6,"vector":"CVSS:3.0/PR:H/UI:N/A:L/S:C/AC:L/I:N/AV:N/C:H/RL:O/RC:C/E:U","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01528,"percentile":0.7489,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-611"],"published":"2020-06-04T13:35:19Z","modified":"2026-06-17T03:20:05Z","products":[{"vendor":"ibm","product":"qradar siem"},{"vendor":"ibm","product":"qradar_security_information_and_event_manager"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6220154","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/182364","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-4509"},{"url":"https://github.com/advisories/GHSA-h8c2-jx8p-hrh5"}],"sources":{"cve":[{"id":"CVE-2020-4509","description":"IBM QRadar SIEM 7.3 and 7.4 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 182364.","status":"published","published":"2020-06-04T13:35:19.279Z","modified":"2024-09-16T18:44:48.589Z","cvss":[{"version":"3.0","score":7.6,"vector":"CVSS:3.0/PR:H/UI:N/A:L/S:C/AC:L/I:N/AV:N/C:H/RL:O/RC:C/E:U","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:35:55.460269Z"}],"euvd":[{"id":"EUVD-2020-25756","description":"IBM QRadar SIEM 7.3 and 7.4 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 182364.","status":"published","published":"2020-06-04T13:35:19Z","modified":"2024-09-16T18:44:48Z","cvss":[{"version":"3.0","score":7.6,"vector":"CVSS:3.0/PR:H/UI:N/A:L/S:C/AC:L/I:N/AV:N/C:H/RL:O/RC:C/E:U","level":"high"}],"updated_at":"2026-11-03T00:55:29.674428Z"}],"ghsa":[{"id":"GHSA-h8c2-jx8p-hrh5","title":"IBM QRadar SIEM 7.3 and 7.4 is vulnerable to an XML External Entity Injection (XXE) attack when...","description":"IBM QRadar SIEM 7.3 and 7.4 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 182364.","status":"published","published":"2022-05-24T17:19:22Z","modified":"2023-01-29T05:03:07Z","updated_at":"2026-11-02T14:45:14.655741Z"}],"nvd":[{"id":"CVE-2020-4509","description":"IBM QRadar SIEM 7.3 and 7.4 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 182364.","status":"published","published":"2020-06-04T14:15:10.58Z","modified":"2026-06-17T03:20:05.5Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L","level":"high","assessor":"primary"},{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L","level":"high","assessor":"secondary"},{"version":"2.0","score":5.5,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T14:06:05.962132Z"}]}}