{"id":"CVE-2026-18715","state":"PUBLISHED","title":"IBM i is Affected By Multiple Vulnerabilities in WebSphere Application Server Liberty","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to improper processing of XML external entities.","publishedAt":"2026-08-13T20:46:29.796Z","updatedAt":"2026-08-14T15:55:12.700Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","source":"ibm"},"assigner":"ibm","products":["IBM i"],"affected":[{"vendor":"IBM","product":"i","versions":[{"version":"7.6","status":"affected"},{"version":"7.5","status":"affected"},{"version":"7.4","status":"affected"},{"version":"7.3","status":"affected"}],"cpes":["cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.3:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.3.0:*:*:*:*:*:*:*"]}],"references":["https://www.ibm.com/support/pages/node/7283286"],"weaknesses":["CWE-611"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/18xxx/CVE-2026-18715.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-18715","state":"PUBLISHED","datePublished":"2026-08-13T20:46:29.796Z","dateUpdated":"2026-08-14T15:55:12.700Z","assignerShortName":"ibm","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateReserved":"2026-08-03T16:08:57.358Z"},"containers":{"cna":{"title":"IBM i is Affected By Multiple Vulnerabilities in WebSphere Application Server Liberty","descriptions":[{"lang":"en","value":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to improper processing of XML external entities."}],"affected":[{"vendor":"IBM","product":"i","versions":[{"version":"7.6","status":"affected"},{"version":"7.5","status":"affected"},{"version":"7.4","status":"affected"},{"version":"7.3","status":"affected"}],"cpes":["cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.3:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.3.0:*:*:*:*:*:*:*"]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7283286","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE","baseSeverity":"MEDIUM","baseScore":6.5,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-611","lang":"en","description":"CWE-611 Improper Restriction of XML External Entity Reference","type":"CWE"}]}],"providerMetadata":{"shortName":"ibm","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateUpdated":"2026-08-13T20:46:29.796Z"},"solutions":[{"lang":"en","value":"IBM strongly recommends addressing the vulnerability now.\n\nIBM i Release5770-SS1 Option 3\nPTF Number(s)PTF Download Link(s)7.6SJ10874\nSJ11023 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10874 \n https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11023 7.5SJ10875\nSJ11024\n https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10875 \n https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11024 7.4SJ10876\nSJ11025\n https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10876 \n https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11025 7.3SJ10877\nSJ11026\n https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10877 \n https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11026 \n\n\n\nIBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.","supportingMedia":[{"type":"text/html","base64":false,"value":"

IBM strongly recommends addressing the vulnerability now.

IBM i Release5770-SS1 Option 3
PTF Number(s)		PTF Download Link(s)
7.6SJ10874
SJ11023		https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10874
https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11023
7.5SJ10875
SJ11024
https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10875
https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11024
7.4SJ10876
SJ11025
https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10876
https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11025
7.3SJ10877
SJ11026
https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10877
https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11026

IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.

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