CVE-2026-83457 Denial of service in Oracle Demand Signal Repository
Low-privileged attackers can cause data modification and complete denial of service in Oracle Demand Signal Repository via HTTP.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-83457?
CVE-2026-83457 is a high-severity denial of service vulnerability in Oracle E-Business Suite, published on 15 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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 unauthorized creation, deletion or modification access to critical data or all Oracle Demand Signal Repository accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Demand Signal Repository. CVSS 3.1 Base Score 8.1 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H).
Weakness: CWE-400
Which versions are affected by CVE-2026-83457?
It affects 1 product.
Products include Oracle E-Business Suite.
How do I fix CVE-2026-83457?
No fix has been published for CVE-2026-83457 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-83457 being exploited?
There is no known exploitation of CVE-2026-83457 in the wild and no public exploit code.
Other vulnerabilities in Oracle E-Business Suite
Sources
Also known as GHSA-3rh4-gr64-mv89.