CWE-515: Covert Storage Channel

A covert storage channel transfers information through the setting of bits by one program and the reading of those bits by another. What distinguishes this case from that of ordinary operation is that the bits are used to convey encoded information.

1 tracked CVEs are classified under this weakness.

Highest-risk vulnerabilities

• CVE-2026-54316 — Claude Code: Out-of-Band Data Exfiltration via Pre-Approved HuggingFace Domain in WebFetch

Recently published

• CVE-2026-54316 — Claude Code: Out-of-Band Data Exfiltration via Pre-Approved HuggingFace Domain in WebFetch

Browse the full CVE database