{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-78543", "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "state": "PUBLISHED", "assignerShortName": "ibm", "dateReserved": "2026-08-24T18:18:20.075Z", "datePublished": "2026-09-04T15:10:34.607Z", "dateUpdated": "2026-09-04T17:41:45.416Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "shortName": "ibm", "dateUpdated": "2026-09-04T15:10:34.607Z"}, "title": "IBM App Connect Enterprise and IBM Integration Bus for z/OS Adapter nodes are vulnerable to multiple CVEs", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-835", "description": "CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')", "type": "CWE"}]}], "affected": [{"vendor": "IBM", "product": "App Connect Enterprise", "versions": [{"status": "affected", "version": "13.0.1.0", "lessThanOrEqual": "13.0.8.1", "versionType": "semver"}, {"status": "affected", "version": "12.0.1.0", "lessThanOrEqual": "12.0.12.28", "versionType": "semver"}], "cpes": ["cpe:2.3:a:ibm:app_connect_enterprise:13.0.1.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:app_connect_enterprise:13.0.8.1:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:app_connect_enterprise:12.0.1.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:app_connect_enterprise:12.0.12.28:*:*:*:*:*:*:*"]}, {"vendor": "IBM", "product": "Integration Bus for z/OS", "versions": [{"status": "affected", "version": "10.1.0.0", "lessThanOrEqual": "10.1.0.7", "versionType": "semver"}], "cpes": ["cpe:2.3:a:ibm:integration_bus_for_zos:10.1.0.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:integration_bus_for_zos:10.1.0.7:*:*:*:*:*:*:*"]}], "descriptions": [{"lang": "en", "value": "IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a remote attacker to cause a denial of service due to an infinite loop.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7 could allow a remote attacker to cause a denial of service due to an infinite loop.</p>"}]}], "references": [{"url": "https://www.ibm.com/support/pages/node/7286372", "tags": ["vendor-advisory", "patch"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "LOW", "baseSeverity": "MEDIUM", "baseScore": 5.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}}], "solutions": [{"lang": "en", "value": "IBM strongly recommends addressing the vulnerability/vulnerabilities now by applying the appropriate fix to IBM App Connect Enterprise and IBM Integration Bus for z/OS\n\nAffected Product(s)Version(s)APAR\n\nRemediation / Fixes\n\nIBM App Connect Enterprise13.0.1.0 - 13.0.8.1IT49773\n\nThe APAR (IT49773) is available from\u00a0\n\n\n\n IBM App Connect Enterprise v13- Fix Pack Release 13.0.8.2 https://www.ibm.com/support/pages/node/7285177 \n\nIBM App Connect Enterprise12.0.1.0 - 12.0.12.28IT49773\n\nThe APAR (IT49773) is available from\u00a0\n\n\n\n IBM App Connect Enterprise v12- Fix Pack Release 12.0.12.29 https://www.ibm.com/support/pages/node/7284253 \n\nIBM Integration Bus for z/OS10.1.0.0 - 10.1.0.7IT49773\n\nInterim Fix for APAR (IT49773) is available to apply to 10.1.0.7 from\n\n\n\n IBM Fix Central https://www.ibm.com/support/fixcentral/swg/selectFixes", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p><strong>IBM strongly recommends addressing the vulnerability/vulnerabilities now by applying the appropriate fix to IBM App Connect Enterprise and IBM Integration Bus for z/OS</strong></p><div><table><colgroup><col/><col/><col/><col/></colgroup><tbody><tr><td>Affected Product(s)</td><td>Version(s)</td><td>APAR</td><td><p>Remediation / Fixes</p></td></tr><tr><td>IBM App Connect Enterprise</td><td>13.0.1.0 - 13.0.8.1</td><td>IT49773</td><td><p>The APAR (IT49773) is available from\u00a0</p><p><a href=\"https://www.ibm.com/support/pages/node/7285177\" rel=\"noopener noreferrer nofollow\">IBM App Connect Enterprise v13- Fix Pack Release 13.0.8.2</a></p></td></tr><tr><td>IBM App Connect Enterprise</td><td>12.0.1.0 - 12.0.12.28</td><td>IT49773</td><td><p>The APAR (IT49773) is available from\u00a0</p><p><a href=\"https://www.ibm.com/support/pages/node/7284253\" rel=\"noopener noreferrer nofollow\">IBM App Connect Enterprise v12- Fix Pack Release 12.0.12.29</a></p></td></tr><tr><td>IBM Integration Bus for z/OS</td><td>10.1.0.0 - 10.1.0.7</td><td>IT49773</td><td><p>Interim Fix for APAR (IT49773) is available to apply to 10.1.0.7 from</p><p><a href=\"https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm%7EWebSphere&amp;product=ibm/WebSphere/Integration+Bus&amp;release=10.1.0.7&amp;platform=All&amp;function=aparId&amp;apars=IT49773\" rel=\"nofollow\">IBM Fix Central</a></p></td></tr></tbody></table></div>"}]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-04T17:41:36.354396Z", "id": "CVE-2026-78543", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-04T17:41:45.416Z"}}]}}

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13.0.8.1IT49773\n\nThe APAR (IT49773) is available from\u00a0\n\n\n\n IBM App Connect Enterprise v13- Fix Pack Release 13.0.8.2 https://www.ibm.com/support/pages/node/7285177 \n\nIBM App Connect Enterprise12.0.1.0 - 12.0.12.28IT49773\n\nThe APAR (IT49773) is available from\u00a0\n\n\n\n IBM App Connect Enterprise v12- Fix Pack Release 12.0.12.29 https://www.ibm.com/support/pages/node/7284253 \n\nIBM Integration Bus for z/OS10.1.0.0 - 10.1.0.7IT49773\n\nInterim Fix for APAR (IT49773) is available to apply to 10.1.0.7 from\n\n\n\n IBM Fix Central https://www.ibm.com/support/fixcentral/swg/selectFixes", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p><strong>IBM strongly recommends addressing the vulnerability/vulnerabilities now by applying the appropriate fix to IBM App Connect Enterprise and IBM Integration Bus for z/OS</strong></p><div><table><colgroup><col/><col/><col/><col/></colgroup><tbody><tr><td>Affected Product(s)</td><td>Version(s)</td><td>APAR</td><td><p>Remediation / Fixes</p></td></tr><tr><td>IBM App Connect Enterprise</td><td>13.0.1.0 - 13.0.8.1</td><td>IT49773</td><td><p>The APAR (IT49773) is available from\u00a0</p><p><a href=\"https://www.ibm.com/support/pages/node/7285177\" rel=\"noopener noreferrer nofollow\">IBM App Connect Enterprise v13- Fix Pack Release 13.0.8.2</a></p></td></tr><tr><td>IBM App Connect Enterprise</td><td>12.0.1.0 - 12.0.12.28</td><td>IT49773</td><td><p>The APAR (IT49773) is available from\u00a0</p><p><a href=\"https://www.ibm.com/support/pages/node/7284253\" rel=\"noopener noreferrer nofollow\">IBM App Connect Enterprise v12- Fix Pack Release 12.0.12.29</a></p></td></tr><tr><td>IBM Integration Bus for z/OS</td><td>10.1.0.0 - 10.1.0.7</td><td>IT49773</td><td><p>Interim Fix for APAR (IT49773) is available to apply to 10.1.0.7 from</p><p><a href=\"https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm%7EWebSphere&amp;product=ibm/WebSphere/Integration+Bus&amp;release=10.1.0.7&amp;platform=All&amp;function=aparId&amp;apars=IT49773\" rel=\"nofollow\">IBM Fix Central</a></p></td></tr></tbody></table></div>"}]}]}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-78543", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-04T17:41:36.354396Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-04T17:41:42.057Z"}}]}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[13.0.1.0,13.0.8.1]"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[12.0.1.0,12.0.12.28]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "inferred", "scores": [{"score": 100.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "App Connect Enterprise", "source": "cna", "vendor": "IBM"}, "product": "app_connect_enterprise", "vendor": "ibm"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[10.1.0.0,10.1.0.7]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "inferred", "scores": [{"score": 100.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Integration Bus for z/OS", "source": "cna", "vendor": "IBM"}, "product": "integration_bus_for_zos", "vendor": "ibm"}], "created": "2026-09-04T17:30:17.958197+00:00", "updated": "2026-09-04T19:45:03.237209+00:00", "vendors": ["ibm", "ibm$PRODUCT$app_connect_enterprise", "ibm$PRODUCT$integration_bus_for_zos"]}