EUVD-2026-61437
GHSA-rpfx-ch3g-mqg2
Severity by source
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Network-accessible HTTP vector with no auth required (authentication bypass tag); AC:H retained as the complexity bar is described as difficult; no availability impact per description.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Marketing). Supported versions that are affected are 17.0-26.6. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel Apps - Marketing. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Siebel Apps - Marketing accessible data as well as unauthorized access to critical data or complete access to all Siebel Apps - Marketing accessible data. CVSS 3.1 Base Score 7.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N).
AnalysisAI
Unauthenticated network exploitation of the Oracle Siebel CRM Marketing component enables critical data theft and unauthorized modification across all Marketing-accessible records. Tagged explicitly as an Authentication Bypass, the flaw allows a remote attacker with no credentials to compromise the confidentiality and integrity of sensitive CRM marketing data via HTTP, affecting all supported versions from 17.0 through 26.6. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Network access via HTTP to the Oracle Siebel Apps - Marketing component is required. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The official CVSS 3.1 score of 7.4 (High) reflects a network-accessible, unauthenticated attack path with high confidentiality and integrity impact but no availability impact. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Apply the Oracle Critical Patch Update (CPU) released in August 2026, available at https://www.oracle.com/security-alerts/cspuaug2026.html. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: conduct a comprehensive inventory of all Oracle Siebel CRM instances in production and identify those running versions 17.0-26.6; assess network exposure and determine which systems are internet-facing or accessible from untrusted networks. …
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External POC / Exploit Code
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