CVE-2026-83452 is a critical vulnerability in the Oracle Document Management and Collaboration product within Oracle E-Business Suite (component: Internal Operations). It affects supported versions 12.2.3 through 12.2.15. The flaw is easily exploitable remotely without authentication over HTTP, allowing an attacker to take over the affected component. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges required, no user interaction, and impacts confidentiality, integrity, and availability with high severity (score 9.8). Oracle's September 2026 Critical Security Patch Update includes fixes for this vulnerability. The vendor strongly recommends applying these patches without delay to prevent exploitation.

Successful exploitation of this vulnerability can lead to complete takeover of the Oracle Document Management and Collaboration component, resulting in full compromise of confidentiality, integrity, and availability of the system. This can allow attackers to access sensitive data, modify or delete information, and disrupt service operations.

Oracle has released a Critical Security Patch Update in September 2026 that includes a fix for this vulnerability affecting Oracle E-Business Suite versions 12.2.3 through 12.2.15. Customers should apply the patch promptly to remediate the vulnerability. Oracle strongly recommends remaining on actively supported versions and applying security patches without delay. No additional mitigations are indicated by the vendor advisory.