{"api_version":"1","generated_at":"2026-09-11T10:39:01+00:00","cve":"CVE-2026-87958","urls":{"html":"https://cve.report/CVE-2026-87958","api":"https://cve.report/api/cve/CVE-2026-87958.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-87958","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-87958"},"summary":{"title":"IBM® Db2® is vulnerable to a denial of service where a specific functionality on a Db2 server can be disabled by a privileged user under certain conditions","description":"IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a denial of service where a specific functionality on a Db2 server can be disabled by a privileged user under certain conditions.","state":"PUBLISHED","assigner":"ibm","published_at":"2026-09-10 22:17:04","updated_at":"2026-09-10 22:17:04"},"problem_types":["CWE-269","CWE-269 CWE-269 Improper Privilege Management"],"metrics":[{"version":"3.1","source":"psirt@us.ibm.com","type":"Primary","score":"8.1","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","baseScore":8.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"8.1","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://www.ibm.com/support/pages/node/7286987","name":"https://www.ibm.com/support/pages/node/7286987","refsource":"psirt@us.ibm.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-87958","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-87958","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"IBM","product":"Db2","version":"affected 11.5.0 11.5.9 semver","platforms":[]},{"source":"CNA","vendor":"IBM","product":"Db2","version":"affected 12.1.0 12.1.5 semver","platforms":[]}],"timeline":[],"solutions":[{"source":"CNA","title":"","value":"Customers running any vulnerable affected level of an affected Program, V11.5, and V12.1, can download the security update containing the interim fix for this issue from Fix Central. 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These security updates are available based on the most recent level for each impacted release: V11.5.9, V12.1.4, and V12.1.5. They can be applied to any affected level of the appropriate release to remediate this vulnerability.</p><div><table><colgroup><col/><col/><col/><col/></colgroup><tbody><tr><td><strong>Release</strong></td><td><strong>Fixed in mod pack</strong></td><td><strong>APAR</strong></td><td><strong>Download URL</strong></td></tr><tr><td>V11.5</td><td>TBD</td><td><a href=\"https://www.ibm.com/mysupport/s/defect/aCIgJ000000FInp/dt474170\" rel=\"nofollow\">DT474170</a></td><td>Security Update #90467 or later for V11.5.9 available at this link:<br/><a href=\"https://www.ibm.com/support/pages/node/7087189\" rel=\"noopener noreferrer nofollow\">https://www.ibm.com/support/pages/node/7087189</a></td></tr><tr><td>V12.1</td><td>TBD</td><td><a href=\"https://www.ibm.com/mysupport/s/defect/aCIgJ000000FInp/dt474170\" rel=\"nofollow\">DT474170</a></td><td><p>Security Update #91310 or later for V12.1.4 available at this link:<br/><a href=\"https://www.ibm.com/support/pages/node/7267513\" rel=\"nofollow\">https://www.ibm.com/support/pages/node/7267513</a></p><p>Security Update #89304 or later for V12.1.5 available at this link:<br/><a href=\"https://www.ibm.com/support/pages/node/7282633\" rel=\"nofollow\">https://www.ibm.com/support/pages/node/7282633</a></p></td></tr></tbody></table></div><p>IBM does not disclose key Db2 functionality nor replication steps for a vulnerability to avoid providing too much information to any potential malicious attacker. 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IBM does not want to enable a malicious attacker with sufficient knowledge to craft an exploit of the vulnerability."}],"title":"IBM® Db2® is vulnerable to a denial of service where a specific functionality on a Db2 server can be disabled by a privileged user under certain conditions"}},"cveMetadata":{"assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","assignerShortName":"ibm","cveId":"CVE-2026-87958","datePublished":"2026-09-10T21:23:45.286Z","dateReserved":"2026-09-09T17:05:07.281Z","dateUpdated":"2026-09-10T21:23:45.286Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-10 22:17:04","lastModifiedDate":"2026-09-10 22:17:04","problem_types":["CWE-269","CWE-269 CWE-269 Improper Privilege Management"],"metrics":{"cvssMetricV31":[{"source":"psirt@us.ibm.com","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","baseScore":8.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.2}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"87958","Ordinal":"1","Title":"IBM® Db2® is vulnerable to a denial of service where a specific ","CVE":"CVE-2026-87958","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"87958","Ordinal":"1","NoteData":"IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a denial of service where a specific functionality on a Db2 server can be disabled by a privileged user under certain conditions.","Type":"Description","Title":"IBM® Db2® is vulnerable to a denial of service where a specific "}]}}}