Review reviewCritical

CVE-2026-47036

Oracle Corporation Siebel CRM Development

Vulnerability in the Siebel CRM Development product of Oracle Siebel CRM (component: Siebel Approval Manager). Supported versions that are affected are 17.0-26.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Development. Successful attacks of this vulnerability can result in takeover of Siebel CRM Development. 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).

CVSS: 9.8
EPSS: 0.33%
CISA KEV: Not listed
Published: 2026.07.22

PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability0.33%

Technical severityCVSS 9.8

Vulnerability overview

Affected product and versions

Product: Oracle Corporation Siebel CRM Development
Affected versions: >= 17.0 <= 26.3
Fixed versions: No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that Oracle Corporation Siebel CRM Development and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-306