{"id":"CVE-2020-4949","aliases":["EUVD-2020-26196","GHSA-3mmx-qqmq-rm69"],"status":"published","title":"IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity...","description":"IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 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: 192025.","severity":{"version":"3.0","score":8.2,"vector":"CVSS:3.0/C:H/A:L/S:U/UI:N/PR:N/AV:N/AC:L/I:N/E:U/RC:C/RL:O","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.04812,"percentile":0.92038,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-611"],"published":"2021-01-26T14:25:17Z","modified":"2026-06-17T03:20:48Z","exploits":[{"source":"pocgithub","id":"Anuhimen/CVE-2020-4949-Analysis","title":"Anuhimen/CVE-2020-4949-Analysis","date":"2026-10-21","url":"https://github.com/Anuhimen/CVE-2020-4949-Analysis"}],"products":[{"vendor":"ibm","product":"websphere application server"},{"vendor":"ibm","product":"websphere_application_server"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6408244","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/192025","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-4949"},{"url":"https://github.com/advisories/GHSA-3mmx-qqmq-rm69"}],"sources":{"cve":[{"id":"CVE-2020-4949","description":"IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 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: 192025.","status":"published","published":"2021-01-26T14:25:17.496Z","modified":"2024-09-17T03:33:13.998Z","cvss":[{"version":"3.0","score":8.2,"vector":"CVSS:3.0/C:H/A:L/S:U/UI:N/PR:N/AV:N/AC:L/I:N/E:U/RC:C/RL:O","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:35:55.797746Z"}],"euvd":[{"id":"EUVD-2020-26196","description":"IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 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: 192025.","status":"published","published":"2021-01-26T14:25:17Z","modified":"2024-09-17T03:33:13Z","cvss":[{"version":"3.0","score":8.2,"vector":"CVSS:3.0/C:H/A:L/S:U/UI:N/PR:N/AV:N/AC:L/I:N/E:U/RC:C/RL:O","level":"high"}],"updated_at":"2026-11-03T00:28:30.770637Z"}],"ghsa":[{"id":"GHSA-3mmx-qqmq-rm69","title":"IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity...","description":"IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 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: 192025.","status":"published","published":"2022-05-24T17:40:18Z","modified":"2023-01-29T05:05:10Z","cwes":["CWE-611"],"updated_at":"2026-11-02T14:45:43.934947Z"}],"nvd":[{"id":"CVE-2020-4949","description":"IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 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: 192025.","status":"published","published":"2021-01-26T15:15:13.493Z","modified":"2026-06-17T03:20:48.747Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","level":"high","assessor":"primary"},{"version":"3.0","score":8.2,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","level":"high","assessor":"secondary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T14:06:30.596418Z"}]}}