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"cveMetadata": {
"cveId": "CVE-2026-9330",
"assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
"state": "PUBLISHED",
"assignerShortName": "ibm",
"dateReserved": "2026-05-22T22:15:58.580Z",
"datePublished": "2026-06-01T18:01:06.482Z",
"dateUpdated": "2026-06-02T03:56:04.698Z"
},
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},
"title": "IBM WebSphere Application Server is affected by remote code execution",
"problemTypes": [
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"lang": "en",
"cweId": "CWE-502",
"description": "CWE-502 Deserialization of Untrusted Data",
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"vendor": "IBM",
"product": "WebSphere Application Server",
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"version": "9.0",
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"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.",
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"attackComplexity": "HIGH",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "CHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH",
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"value": "IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the fix for APAR PH71453.\n\n\n\nFor IBM WebSphere Application Server traditional:\n\n\n\nFor V9.0.0.0 through 9.0.5.28:\n· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH71453 https://www.ibm.com/support/pages/node/7274233 \n--OR--\n· Apply Fix Pack 9.0.5.29 or later (targeted availability 3Q2026). \n\n\n\nFor V8.5.0.0 through 8.5.5.29:\n· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH71453 https://www.ibm.com/support/pages/node/7274233 \n--OR--\n· Apply Fix Pack 8.5.5.30 or later (targeted availability 3Q2026). \n\n\n\n\n\n\n\nAdditional interim fixes may be available and linked off the interim fix download page.",
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"value": "<p>IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the fix for APAR PH71453.</p><p><strong>For IBM WebSphere Application Server traditional:</strong></p><p><strong>For V9.0.0.0 through 9.0.5.28:</strong><br>· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves <a href=\"https://www.ibm.com/support/pages/node/7274233\" rel=\"nofollow\">PH71453</a><br>--OR--<br>· Apply Fix Pack 9.0.5.29 or later (targeted availability 3Q2026).&nbsp;</p><p><strong>For V8.5.0.0 through 8.5.5.29:</strong><br>· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves <a href=\"https://www.ibm.com/support/pages/node/7274233\" rel=\"nofollow\">PH71453</a><br>--OR--<br>· Apply Fix Pack 8.5.5.30 or later (targeted availability 3Q2026).&nbsp;</p><p></p><p>Additional interim fixes may be available and linked off the interim fix download page.</p>"
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"title": "CISA ADP Vulnrichment",
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