CVE-2026-9330

{"id": "CVE-2026-9330", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "psirt@us.ibm.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 1.8}]}, "published": "2026-06-01T19:16:55.813", "references": [{"url": "https://www.ibm.com/support/pages/node/7274733", "tags": ["Vendor Advisory"], "source": "psirt@us.ibm.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "psirt@us.ibm.com", "description": [{"lang": "en", "value": "CWE-502"}]}], "descriptions": [{"lang": "en", "value": "IBM WebSphere Application Server 9.0, and 8.5 is affected by an improper validation of user-supplied data during deserialization using the SAML Web Single Sign-On component. This could result in remote code execution via a crafted HTTP request when combined with a suitable gadget chain."}], "lastModified": "2026-06-04T16:52:54.030", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:traditional:*:*:*", "vulnerable": true, "matchCriteriaId": "08320FB1-F021-49EE-BD1F-E2A0D3A7B02B", "versionEndExcluding": "8.5.5.30", "versionStartIncluding": "8.5.0.0"}, {"criteria": "cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:traditional:*:*:*", "vulnerable": true, "matchCriteriaId": "2A4B3C11-FDA8-48D6-997F-48EEA8C3CB2C", "versionEndExcluding": "9.0.5.29", "versionStartIncluding": "9.0.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@us.ibm.com"}