EUVD-2026-61368
GHSA-mqrq-wwqg-h4qg
Severity by source
AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Remote HTTP vector with low complexity and only low privileges needed; scope change and full C/I/A impact match Oracle's stated takeover with cross-product effect.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Siebel CRM Cloud Applications product of Oracle Siebel CRM (component: Siebel Cloud Manager). Supported versions that are affected are 22.3-26.6. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM Cloud Applications. While the vulnerability is in Siebel CRM Cloud Applications, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Siebel CRM Cloud Applications. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).
AnalysisAI
Privilege-based takeover of Oracle Siebel CRM Cloud Applications (versions 22.3 through 26.6) is possible via the Siebel Cloud Manager component, where a low-privileged attacker with HTTP network access can fully compromise the application. Because the flaw carries a scope change, successful attacks can significantly impact additional connected products beyond Siebel itself. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires network access to the Siebel Cloud Manager component over HTTP and a low-privileged authenticated foothold (CVSS PR:L) - this is not anonymous/unauthenticated; the attacker must already hold at least a low-level account or credential on the Siebel CRM Cloud Applications environment. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The signals point to a genuine high priority. … 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 fixes from the Oracle Critical Patch Update of August 2026 (https://www.oracle.com/security-alerts/cspuaug2026.html) as the primary remediation - patch available per vendor advisory; Oracle did not publish a single discrete fixed version string in the provided data, so consult the CPU matrix for the exact patch level mapped to your Siebel release between 22.3 and 26.6. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, identify all Siebel CRM Cloud Applications running versions 22.3 through 26.6 in your environment and immediately restrict network access to Siebel Cloud Manager to authorized administrative networks only, documenting current access patterns for baseline comparison. …
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External POC / Exploit Code
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