Summary
CVE-2026-70675 is a vulnerability in the Oracle Reports Developer product of Oracle Fusion Middleware, specifically in the Security and Authentication component. It allows an unauthenticated attacker with network access via HTTP to compromise Oracle Reports Developer, with successful exploitation resulting in complete takeover of the affected system. The flaw carries a CVSS 3.1 base score of 8.1 (High).
Technical details
- Root cause lies in the Security and Authentication component of Oracle Reports Developer.
- Oracle describes it as a "difficult to exploit" vulnerability, reflected in the High Attack Complexity (AC:H) rating.
- Attack vector is network-based via HTTP; no privileges and no user interaction are required to attempt exploitation.
- Successful exploitation results in high impact to confidentiality, integrity, and availability — described by Oracle as resulting in "takeover of Oracle Reports Developer."
- Scope is unchanged (impact is confined to the vulnerable component itself).
Affected software
- Oracle Reports Developer version 14.1.2.0.0 (Oracle Fusion Middleware)
Severity
- CVSS v3.1 Base Score: 8.1 (High)
- Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Mitigation and recommended actions
- Immediate: Apply the fix provided in Oracle’s Critical Patch Update for August 2026, which addresses CVE-2026-70675 for Oracle Reports Developer 14.1.2.0.0.
- If patching cannot be applied immediately: restrict network access to Oracle Reports Developer HTTP interfaces (e.g., via firewall or network segmentation) to trusted hosts only, and monitor for anomalous requests to the Reports servlet interfaces until the patch is deployed.
- Review Oracle’s Critical Patch Update advisory for any product-specific configuration guidance accompanying the fix.

