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CVE-2025-71376— picklescan - Arbitrary Code Execution via Undetected idlelib.autocomplete.AutoComplete.fetch_completions

Quick assessment

Affected
picklescan picklescan
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

picklescan picklescan是picklescan公司的一款Python反序列化漏洞扫描工具。 picklescan 0.0.29之前版本存在反序列化漏洞，该漏洞源于未检测使用idlelib.autocomplete.AutoComplete.fetch_completions reduce方法的恶意pickle文件，可能导致攻击者在受害者加载时嵌入并执行任意命令。

CVSS 8.1 · High EPSS 0.43% · P35

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 2

VendorProduct Version RangeStatus
picklescan picklescan < 0.0.29 affected
0.0.29 unaffected
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I. Basic Information for CVE-2025-71376

Vulnerability Information
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Vulnerability Title
picklescan - Arbitrary Code Execution via Undetected idlelib.autocomplete.AutoComplete.fetch_completions
Source: CVE Program / CVE List V5
Vulnerability Description
picklescan before 0.0.29 fails to detect malicious pickle files using idlelib.autocomplete.AutoComplete.fetch_completions in reduce methods. Attackers can embed undetected code in pickle files that executes arbitrary commands when loaded by victims.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
picklescan 反序列化漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
picklescan picklescan是picklescan公司的一款Python反序列化漏洞扫描工具。 picklescan 0.0.29之前版本存在反序列化漏洞，该漏洞源于未检测使用idlelib.autocomplete.AutoComplete.fetch_completions reduce方法的恶意pickle文件，可能导致攻击者在受害者加载时嵌入并执行任意命令。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
picklescan picklescan 0 ~ 0.0.29 -

II. Public POCs for CVE-2025-71376

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8030 chars
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III. Intelligence Information for CVE-2025-71376

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Vendor Advisories for CVE-2025-71376 (2)

Same Patch Batch · picklescan · 2026-06-23 · 5 CVEs total

CVE-2026-56315 9.8 CRITICAL picklescan - Remote Code Execution via Unblocked Standard Library Modules
CVE-2025-71341 8.1 HIGH picklescan - Remote Code Execution via Undetected profile.Profile.runctx
CVE-2025-71365 8.1 HIGH picklescan - Arbitrary Code Execution via numpy.f2py.crackfortran.myeval Detection Bypass
CVE-2025-71370 8.1 HIGH picklescan - Remote Code Execution via torch.jit.unsupported_tensor_ops.execWrapper

IV. Related Vulnerabilities

Same product: picklescan
Same vendor: picklescan
Same weakness: CWE-502

V. Comments for CVE-2025-71376

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