# CVE-2026-83477: Oracle Work in Process unauthorized data access in Workbenches

Source: https://junglewise.ai/threats/cve-2026-83477-oracle-work-in-process-unauthorized-data-access-in-workbenches  
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-2026-83477 · Severity: high · CVSS 8.1 · Published 2026-09-15

Oracle Work in Process is a critical component of Oracle E-Business Suite that manages manufacturing workflows and production data. An attacker with physical access to the network segment containing the application server can exploit this vulnerability to read, modify, or delete sensitive manufacturing and business data without authentication. This could lead to disruption of production operations, unauthorized access to confidential business information, and compliance violations.

Technologies: [Oracle Work in Process](https://junglewise.ai/threats/technologies/work-in-process). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-83477 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-83477 being exploited in the wild.

**How severe is CVE-2026-83477?** High severity, with a CVSS score of 8.1, published 15 September 2026.

**Which products and versions are affected?** Oracle Work in Process 12.2.3-12.2.15.

**Is there a fix for CVE-2026-83477?** 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-2026-83477 attacked?** It is attacked from the adjacent network.

**Am I affected by CVE-2026-83477?** Check whether you run Oracle Work in Process 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

This is an easily exploitable vulnerability in the Workbenches component of Oracle Work in Process that allows an unauthenticated attacker to compromise confidentiality and integrity of the application. The attack requires adjacent network access (physical connection to the communication segment where the server executes) but no user interaction or authentication. Successful exploitation results in unauthorized creation, deletion, or modification of critical manufacturing data or complete read access to all Work in Process accessible data. The root cause and specific vulnerable component are not disclosed in available public sources. Patches are expected as part of Oracle's regular security update cycle for E-Business Suite versions 12.2.3 through 12.2.15.

## Affected products

- Oracle Work in Process 12.2.3-12.2.15

## Timeline

- 2026-09-15: disclosed

## References

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

## Related threats

- [Vulnerability in the Oracle Work in Process product of Oracle E-Business Suite (component: Internal Operations)…](https://junglewise.ai/threats/cve-2026-62462-vulnerability-in-the-oracle-work-in-process-product-of-oracle-e)
- [Vulnerability in the Oracle Work in Process product of Oracle E-Business Suite (component: Internal Operations)…](https://junglewise.ai/threats/cve-2026-62458-vulnerability-in-the-oracle-work-in-process-product-of-oracle-e)
- [Vulnerability in the Oracle Work in Process product of Oracle E-Business Suite (component: Internal Operations)…](https://junglewise.ai/threats/cve-2026-62449-vulnerability-in-the-oracle-work-in-process-product-of-oracle-e)
- [Oracle Work in Process unauthorized data access in Internal Operations](https://junglewise.ai/threats/cve-2026-62563-oracle-work-in-process-unauthorized-data-access-in-internal)
- [Oracle Work in Process unauthorized data access in Internal Operations](https://junglewise.ai/threats/cve-2026-62451-oracle-work-in-process-unauthorized-data-access-in-internal)