CVE-2026-56304
picklescan vulnerable to arbitrary file create using logging.FileHandler
EPSS 0.29%
描述
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.
如何修補 CVE-2026-56304
要修補 CVE-2026-56304,請將受影響套件升級到下列已修補版本。
- PyPI/picklescan—升級至 1.0.1 或更新版本
- —升級至 1.0.1 或更新版本
CVE-2026-56304 正在被利用嗎?
低 — EPSS 為 0.3%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, < 1.0.1
- from 0, < 1.0.1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P |