Common Weakness Enumeration
CWE-515 Covert Storage Channel
Description
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.
Associated Reviewed Advisories
Vulnerabilities classified under CWE-515 ordered by modification date.
| Advisory ID | NVD ID | Severity | PURLs | Summary | Last Modified |
|---|---|---|---|---|---|
| GHSA-fg94-h982-f3mm | CVE-2026-54316 | MODERATE |
Claude Code: Out-of-Band Data Exfiltration via Pre-Approved HuggingFace Domain in WebFetch |
2026-07-20 |