Due to the rejected status, a specific exploitation mechanism cannot be determined. However, a hypothetical exploitation sequence, based on the general nature of vulnerabilities, could include the following steps:
Step 1: Discovery: A researcher identifies a potential security flaw in a software or system.
Step 2: Analysis: The researcher attempts to reproduce the vulnerability and determine its impact.
Step 3: Reporting (Hypothetical): The researcher submits a CVE report, which is then rejected by the CNA.
Step 4: Remediation (Hypothetical): The vendor may or may not be notified, and may or may not patch the issue.