CVE Explorer
CVE-2026-9330
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.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"cpes":["cpe:2.3:a:ibm:websphere_application_server:9.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:websphere_application_server:9.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:*:*:*:*","cpe:2.3:a:ibm:websphere_application_server:8.5.0:*:*:*:*:*:*:*"],"product":"WebSphere Application Server","vendor":"IBM","versions":[{"lessThanOrEqual":"1.1.9.12","status":"affected","version":"9.0","versionType":"semver"},{"status":"affected","version":"8.5"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:2d5b354b125da138f186054dcf6d62cea0b52143a0ad4cf8fac181f63ad8e2fd · sha256:19c801e1b9348f10… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:2d5b354b125da138f186054dcf6d62cea0b52143a0ad4cf8fac181f63ad8e2fd · sha256:19c801e1b9348f10… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-502","description":"CWE-502 Deserialization of Untrusted Data","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:2d5b354b125da138f186054dcf6d62cea0b52143a0ad4cf8fac181f63ad8e2fd · sha256:19c801e1b9348f10… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"tags":["vendor-advisory","patch"],"url":"https://www.ibm.com/support/pages/node/7274733"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:2d5b354b125da138f186054dcf6d62cea0b52143a0ad4cf8fac181f63ad8e2fd · sha256:19c801e1b9348f10… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.