EUVD-2026-61568
GHSA-537m-887f-2jw7
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description states unauthenticated network HTTP attacker easily achieves full takeover, giving AV:N/AC:L/PR:N/UI:N with high C/I/A on an unchanged scope.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Siebel CRM Administration product of Oracle Siebel CRM (component: Data Archival). Supported versions that are affected are 25.12-26.6. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Administration. Successful attacks of this vulnerability can result in takeover of Siebel CRM Administration. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
AnalysisAI
Remote takeover of Oracle Siebel CRM Administration is possible via its Data Archival component, where an unauthenticated attacker with only HTTP network access can fully compromise the module. Oracle rates this CVSS 9.8 with high confidentiality, integrity, and availability impact, and it was disclosed in the August 2026 Oracle Critical Patch Update. …
Unlock full vulnerability intelligence
- Risk assessment & exploitation conditions
- Attack chain visualization
- Remediation with exact patch versions
- Threat intelligence from 22 sources
- Personal watchlist & email alerts
Free forever · No credit card required
Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires network HTTP reachability to the Siebel CRM Administration application's Data Archival component on an affected version (25.12 through 26.6); per the CVSS vector AV:N/AC:L/PR:N/UI:N there are no authentication, privilege, or user-interaction prerequisites, so any actor able to route an HTTP request to the admin interface can attempt it against default configurations. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | All available severity signals point to high real-world risk: the CVSS 3.1 vector is AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (base 9.8), meaning remote, low-complexity, unauthenticated, no-user-interaction exploitation with total impact to the affected component. … 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 Advisory of August 2026 (https://www.oracle.com/security-alerts/cspuaug2026.html); Oracle CPU advisories bundle the corrective patches for the affected Siebel CRM 25.12-26.6 releases, and Oracle strongly recommends applying the CPU without delay. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: identify and inventory all Oracle Siebel CRM instances, assess network exposure, and implement firewall or Web Application Firewall rules to block unauthenticated access to the Data Archival component; consider disabling the component if operationally feasible. …
Sign in for detailed remediation steps and compensating controls.
Threat intelligence, references, and detailed analysis are available after sign-in.
More in Siebel Crm
View allPrivilege-based takeover of Oracle Siebel CRM Cloud Applications (versions 22.3 through 26.6) is possible via the Siebel
Full compromise of Oracle Siebel CRM Integration (Open Integration component) is achievable by a low-privileged, network
Privilege escalation to full takeover in Oracle Siebel CRM Cloud Applications (Siebel Cloud Manager component, versions
Unauthenticated remote compromise of Oracle Siebel CRM Cloud Applications (versions 22.3 through 26.6) is possible throu
Full application takeover in Oracle Siebel CRM Cloud Applications (Siebel Cloud Manager component), versions 22.3 throug
Full compromise of Oracle Siebel CRM Integration (Open Integration component) is possible by an unauthenticated remote a
Full system takeover in Oracle Siebel CRM Deployment's Server Infrastructure component is achievable by any low-privileg
Full application takeover in Oracle Siebel CRM Cloud Applications (versions 22.3-26.6) is achievable by any low-privileg
Siebel Cloud Manager in Oracle Siebel CRM Cloud Applications exposes a network-accessible, low-complexity attack path th
Full system takeover is achievable in Oracle Siebel CRM End User versions 17.0 through 26.6 via the Document Management
High-privileged remote exploitation of Oracle Siebel CRM Cloud Applications (versions 22.3 through 26.6) via the Siebel
Authentication bypass in Oracle Siebel CRM Integration (Open Integration component, versions 25.12-26.6) allows a remote
Same weakness CWE-284 – Improper Access Control
View allSame technique Authentication Bypass
View allShare
External POC / Exploit Code
Leaving vuln.today