A critical vulnerability, CVE-2026-46918, has been identified in Oracle Process Manufacturing Product Development and Oracle E-Business Suite. The vulnerability exists in the Internal Operations component and allows a low-privileged attacker with network access via HTTP to compromise the affected systems. This vulnerability is easily exploitable and may lead to significant impact beyond the targeted products. Successful exploitation could result in full system takeover, posing a severe risk to organizations using these platforms. The affected versions include Oracle Process Manufacturing Product Development and Oracle E-Business Suite versions 12.2.3 through 12.2.15. Given the high CVSS score of 9.9 and critical severity, immediate action is recommended. Organizations should apply the latest security patches provided by Oracle to mitigate this risk. Additionally, network access to these systems should be restricted and monitored closely to prevent unauthorized exploitation. It is crucial to assess the environment for potential exposure and implement compensatory controls until patches are applied.