CVE-2026-56304
Medium · 6.5CVSS
6.5
EPSS
0.4%
Published
Jun 20, 2026
CISA due date
—
The record
picklescan before 1.0.1 contains an unsafe pickle deserialization vulnerability allowing unauthenticated attackers to create arbitrary zero-byte files via logging.FileHandler class instantiation. Attackers can exploit this by crafting malicious pickle payloads to bypass RCE blocklists and create lock files or other filesystem artifacts, potentially causing denial of service or application disruption.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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