---
id: CVE-2026-83186
title: >-
  Vulnerability in the Oracle Common Applications Calendar product of Oracle
  E-Business Suite (component: Applications Calendar)
summary: >-
  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. Easily exploitable vulnerability allows low
  privile…
severity: high
cvss: 7.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L'
cwe:
  - CWE-284
vendor: Oracle Corporation
product: Oracle Common Applications Calendar
affected:
  - oracle_common_applications_calendar >= 12.2.3 <= 12.2.15
published: '2026-09-15'
updated: '2026-09-17'
sourceUpdated: '2026-09-17T16:18:08.297'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-83186'
references:
  - url: 'https://www.oracle.com/security-alerts/cspusep2026.html'
    label: secalert_us@oracle.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-17T14:22:43.830495Z'
epss: 0.00338
epssPercentile: 0.24489
ingestedAt: '2026-09-15T20:44:02.480Z'
---

## Overview

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. Easily exploitable 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 and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Common Applications Calendar. CVSS 3.1 Base Score 7.1 (Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L).

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.