Oracle Field Service up to 12.2.15 Internal Operations improper authorization

Summaryinfo

A vulnerability classified as problematic has been found in Oracle Field Service up to 12.2.15. The impacted element is an unknown function of the component Internal Operations. The manipulation leads to improper authorization. This vulnerability is referenced as CVE-2026-83140. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Oracle Field Service up to 12.2.15 and classified as problematic. This issue affects some unknown processing of the component Internal Operations. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality. The summary by CVE is:

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).

The advisory is shared at oracle.com. The identification of this vulnerability is CVE-2026-83140 since 08/31/2026. The exploitation is known to be easy. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/16/2026). MITRE ATT&CK project uses the attack technique T1548.002 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Oracle

Name

• Field Service

Version

• 12.2.0
• 12.2.1
• 12.2.2
• 12.2.3
• 12.2.4
• 12.2.5
• 12.2.6
• 12.2.7
• 12.2.8
• 12.2.9
• 12.2.10
• 12.2.11
• 12.2.12
• 12.2.13
• 12.2.14
• 12.2.15

License

• commercial

Website

• Vendor: https://www.oracle.com

CPE 2.3info

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CPE 2.2info

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