CVE-2026-46827 is a vulnerability affecting Oracle Payroll within Oracle E-Business Suite versions 12.2.3 to 12.2.15. The flaw allows a low-privileged attacker with network access over HTTP to compromise the Oracle Payroll component, potentially leading to full takeover. The vulnerability is rated high severity with a CVSS 3.1 score of 8.8, reflecting high impact on confidentiality, integrity, and availability. Oracle addressed this vulnerability in its May 2026 Critical Security Patch Update, which includes 35 new security patches across multiple products. Oracle strongly recommends applying these patches immediately. Workarounds such as blocking network protocols or restricting privileges may reduce risk temporarily but do not fix the underlying issue.

Successful exploitation of this vulnerability can lead to complete compromise of the Oracle Payroll component, affecting confidentiality, integrity, and availability of the system. This could allow an attacker to take over Oracle Payroll functions, potentially impacting payroll data and operations. No known exploits in the wild have been reported so far.

Oracle has released a security patch for this vulnerability as part of the May 2026 Critical Security Patch Update. Customers should apply this patch as soon as possible to remediate the vulnerability. Until the patch is applied, risk may be reduced by blocking network protocols required for the attack or by removing unnecessary privileges from users, but these are temporary measures and may affect application functionality. Oracle strongly recommends testing any such changes in non-production environments. Staying on supported versions and applying security patches promptly is critical.