{"id":"CVE-2026-16856","state":"PUBLISHED","title":"IBM i is Affected By Multiple Vulnerabilities in Domain Name System","description":"IBM i 7.6, and 7.5 could allow a local attacker to gain elevated privileges due to improper neutralization of special elements used in an OS command.","publishedAt":"2026-08-12T17:28:41.678Z","updatedAt":"2026-08-17T12:28:44.398Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"ibm"},"assigner":"ibm","products":["IBM i"],"affected":[{"vendor":"IBM","product":"i","versions":[{"version":"7.6","status":"affected"},{"version":"7.5","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:*:*:*:*:*:*:*"]}],"references":["https://www.ibm.com/support/pages/node/7283284"],"weaknesses":["CWE-78"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/16xxx/CVE-2026-16856.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-16856","state":"PUBLISHED","datePublished":"2026-08-12T17:28:41.678Z","dateUpdated":"2026-08-17T12:28:44.398Z","assignerShortName":"ibm","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateReserved":"2026-07-24T03:35:23.171Z"},"containers":{"cna":{"title":"IBM i is Affected By Multiple Vulnerabilities in Domain Name System","descriptions":[{"lang":"en","value":"IBM i 7.6, and 7.5 could allow a local attacker to gain elevated privileges due to improper neutralization of special elements used in an OS command."}],"affected":[{"vendor":"IBM","product":"i","versions":[{"version":"7.6","status":"affected"},{"version":"7.5","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:*:*:*:*:*:*:*"]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7283284","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":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":8.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","lang":"en","description":"CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"ibm","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateUpdated":"2026-08-12T17:28:41.678Z"},"solutions":[{"lang":"en","value":"IBM strongly recommends addressing the vulnerability now.\n\nIBM i Release5770-SS1 Option 33\nPTF Number(s)PTF Download Link(s)7.6SJ10931 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10931 7.5SJ11010 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11010 \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":"<p><strong>IBM strongly recommends addressing the vulnerability now.</strong></p><div><table><colgroup><col/><col/><col/></colgroup><thead><tr><td><strong>IBM i Release</strong></td><td><strong>5770-SS1 Option 33<br/>PTF Number(s)</strong></td><td><strong>PTF Download Link(s)</strong></td></tr></thead><tbody><tr><td>7.6</td><td>SJ10931</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10931\" rel=\"noopener noreferrer nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10931</a></td></tr><tr><td>7.5</td><td>SJ11010</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11010\" rel=\"noopener noreferrer nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11010</a></td></tr></tbody></table></div><p>IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.</p>"}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-15T03:55:30.225786Z","id":"CVE-2026-16856","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-17T12:28:44.398Z"}}]}}}