CVE-2026-83140 Missing authorization in Oracle Field Service
A low-privileged attacker can exploit this vulnerability to gain unauthorized access to all accessible data in Oracle Field Service.
- 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-2026-83140?
CVE-2026-83140 is a medium-severity missing authorization vulnerability in Oracle Field Service, 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 Field Service 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 Field Service. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Field Service accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).
Weakness: CWE-284
Which versions are affected by CVE-2026-83140?
How do I fix CVE-2026-83140?
No fix has been published for CVE-2026-83140 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-83140 being exploited?
There is no known exploitation of CVE-2026-83140 in the wild and no public exploit code.
Sources
Also known as GHSA-xg3f-mxcx-r9qr.