CVE-2026-56304
picklescan - Arbitrary File Creation via logging.FileHandler Deserialization
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-502 |
| Vendor | picklescan |
| Product | picklescan |
| Published | Jun 20, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
Low
Affected Versions
picklescan / picklescan
0 < 1.0.1
References
Credits
🔍 ez-lbz