CVE-2026-83179

Received Received - Intake

Unauthorized Data Access in Oracle Common Applications Calendar

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: Oracle

Description

Vulnerability in the Oracle Common Applications Calendar product of Oracle E-Business Suite (component: Applications Calendar). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Common Applications Calendar. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Common Applications Calendar accessible data as well as unauthorized access to critical data or complete access to all Oracle Common Applications Calendar accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Common Applications Calendar. CVSS 3.1 Base Score 7.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L).

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-15

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83179

EUVD

EUVD-2026-79531

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	common_applications_calendar	From 12.2.3 (inc) to 12.2.15 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Common Applications Calendar within Oracle E-Business Suite. It affects versions 12.2.3 to 12.2.15. The issue allows a low-privileged attacker with network access to exploit it via HTTP, potentially leading to unauthorized data manipulation or access.

Detection Guidance

Detection of CVE-2026-83179 requires monitoring Oracle Common Applications Calendar for unauthorized data access or modification. Check Oracle E-Business Suite logs for HTTP requests targeting the Applications Calendar component. Look for unusual activity in user permissions or data changes. No specific commands are provided in the CVE details.

Impact Analysis

An attacker could create, delete, or modify critical data in Oracle Common Applications Calendar. They might also gain unauthorized access to sensitive data or cause a partial denial of service, disrupting availability.

Compliance Impact

This vulnerability could lead to unauthorized access, modification, or deletion of critical data, which may violate GDPR's data integrity and confidentiality requirements. For HIPAA, it risks exposing protected health information, potentially breaching security rules and integrity standards.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for Oracle E-Business Suite to address the vulnerability in the Oracle Common Applications Calendar component. Ensure the patch is applied to all affected versions (12.2.3-12.2.15).

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