{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-19274","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","state":"PUBLISHED","assignerShortName":"ibm","dateReserved":"2026-08-07T14:40:58.421Z","datePublished":"2026-09-04T15:49:34.101Z","dateUpdated":"2026-09-04T17:28:51.304Z"},"containers":{"cna":{"providerMetadata":{"orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","shortName":"ibm","dateUpdated":"2026-09-04T15:49:34.101Z"},"title":"IBM Instana Observability is affected by multiple vulnerabilities within Instana Agent container image","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-284","description":"CWE-284 Improper Access Control","type":"CWE"}]}],"affected":[{"vendor":"IBM","product":"Observability with Instana (Agent)","versions":[{"status":"affected","version":"Build 1.0.303","lessThanOrEqual":"1.0.323","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:observability_with_instana_agent:build:*:*:*:*:*:*:*","cpe:2.3:a:ibm:observability_with_instana_agent:1.0.323:*:*:*:*:*:*:*"]}],"descriptions":[{"lang":"en","value":"IBM Observability with Instana (Agent) Build 1.0.303 through 1.0.323 IBM Instana Agent Operator could allow an authenticated Kubernetes tenant to hijack or permanently destroy another tenant's cluster-level RBAC permissions, caused by cluster-scoped RBAC objects being keyed solely by the bare CR name with no namespace disambiguation, allowing a same-named `InstanaAgent` CR in an attacker-controlled namespace to silently overwrite the shared `ClusterRoleBinding` or delete it outright and revoke the victim agent's cluster monitoring access.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>IBM Observability with Instana (Agent) Build 1.0.303 through 1.0.323 IBM Instana Agent Operator could allow an authenticated Kubernetes tenant to hijack or permanently destroy another tenant's cluster-level RBAC permissions, caused by cluster-scoped RBAC objects being keyed solely by the bare CR name with no namespace disambiguation, allowing a same-named `InstanaAgent` CR in an attacker-controlled namespace to silently overwrite the shared `ClusterRoleBinding` or delete it outright and revoke the victim agent's cluster monitoring access.</p>"}]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7286070","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":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"CRITICAL","baseScore":9.6,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H"}}],"solutions":[{"lang":"en","value":"IBM strongly recommends addressing these vulnerabilities now by updating IBM Observability with Instana to the latest release as described here:\n\n\n\n https://www.ibm.com/docs/en/instana-observability/saas?topic=agents-updating-host \n\nAffected Product(s)Version(s)Remediation/Fixes/InstructionsIBM Observability with Instana (Agent)Build 1.0.303 to 1.0.323Build 1.0.324","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>IBM strongly recommends addressing these vulnerabilities now by updating IBM Observability with Instana to the latest release as described here:</p><p><a href=\"https://www.ibm.com/docs/en/instana-observability/saas?topic=agents-updating-host\" rel=\"nofollow\">https://www.ibm.com/docs/en/instana-observability/saas?topic=agents-updating-host</a></p><div><div><div><table><colgroup><col/><col/><col/></colgroup><tbody><tr><td>Affected Product(s)</td><td>Version(s)</td><td>Remediation/Fixes/Instructions</td></tr><tr><td>IBM Observability with Instana (Agent)</td><td>Build 1.0.303 to 1.0.323</td><td>Build 1.0.324</td></tr></tbody></table></div></div></div>"}]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-04T17:28:42.625868Z","id":"CVE-2026-19274","options":[{"Exploitation":"none"},{"Automatable":"no"},{"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":"2026-09-04T17:28:51.304Z"}}]}}