# CVE-2026-83429: Oracle Demand Signal Repository unauthorized data access and modification

Source: https://junglewise.ai/threats/cve-2026-83429-oracle-demand-signal-repository-unauthorized-data-access-and  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-15. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-83429 · Severity: high · CVSS 8.1 · Published 2026-09-15

Oracle Demand Signal Repository is a supply chain planning component within Oracle E-Business Suite used to manage inventory and demand forecasting. An authenticated attacker with network access can exploit a vulnerability to gain unauthorized read, create, delete, or modification access to critical data within the repository. This could allow an attacker to corrupt or exfiltrate sensitive supply chain and demand data, compromising business continuity and decision-making.

Technologies: [Oracle E-Business Suite Demand Signal Repository](https://junglewise.ai/threats/technologies/e-business-suite-demand-signal-repository). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-83429 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-83429 being exploited in the wild.

**How severe is CVE-2026-83429?** High severity, with a CVSS score of 8.1, published 15 September 2026.

**Which products and versions are affected?** Oracle E-Business Suite Demand Signal Repository 12.2.3 to 12.2.15.

**Is there a fix for CVE-2026-83429?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-83429 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-83429?** Check whether you run Oracle E-Business Suite Demand Signal Repository at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The vulnerability in Oracle Demand Signal Repository (component: Internal Operations) is easily exploitable and allows a low-privileged attacker with network access via HTTP to compromise the system. The attack requires authentication (low privilege credentials) and network reachability but no user interaction. Successful exploitation results in unauthorized creation, deletion, or modification of critical data, as well as unauthorized read access to all accessible data within the repository. The CVSS 3.1 score of 8.1 reflects high confidentiality and integrity impacts with no availability impact. Oracle has published patches for affected versions 12.2.3 through 12.2.15.

## Affected products

- Oracle E-Business Suite Demand Signal Repository 12.2.3 to 12.2.15

## Timeline

- 2026-09-15: disclosed

## References

- [https://www.oracle.com/security-alerts/cspusep2026.html](https://www.oracle.com/security-alerts/cspusep2026.html)

## Related threats

- [Oracle Demand Signal Repository data manipulation and DoS](https://junglewise.ai/threats/cve-2026-83457-oracle-demand-signal-repository-data-manipulation-and-dos)
- [Oracle Demand Signal Repository unauthorized data access in E-Business Suite](https://junglewise.ai/threats/cve-2026-83455-oracle-demand-signal-repository-unauthorized-data-access-in-e)