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CVE-2025-71375— picklescan - Undetected Remote Code Execution via _operator.methodcaller

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是美国Matthieu Maitre个人开发者的一款扫描Pickle文件安全风险的静态分析工具。 Matthieu Maitre Picklescan 0.0.34之前版本存在反序列化注入漏洞，该漏洞源于在扫描pickle文件时未能检测到_operator.methodcaller内置函数，攻击者可以使用_operator.methodcaller特制恶意pickle有效载荷逃避检测，通过pickle.load()加载时执行任意代码。

CVSS 8.1 · High EPSS 0.46% · P38

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 2

VendorProduct Version RangeStatus
picklescan picklescan < 0.0.34 affected
0.0.34 unaffected
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I. Basic Information for CVE-2025-71375

Vulnerability Information
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Vulnerability Title
picklescan - Undetected Remote Code Execution via _operator.methodcaller
Source: CVE Program / CVE List V5
Vulnerability Description
picklescan before 0.0.34 fails to detect the _operator.methodcaller built-in function when scanning pickle files for malicious code. Attackers can craft malicious pickle payloads using _operator.methodcaller that evade detection and execute arbitrary code when loaded by pickle.load().
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
Matthieu Maitre Picklescan 反序列化注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Picklescan是美国Matthieu Maitre个人开发者的一款扫描Pickle文件安全风险的静态分析工具。 Matthieu Maitre Picklescan 0.0.34之前版本存在反序列化注入漏洞，该漏洞源于在扫描pickle文件时未能检测到_operator.methodcaller内置函数，攻击者可以使用_operator.methodcaller特制恶意pickle有效载荷逃避检测，通过pickle.load()加载时执行任意代码。
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 ~ 0.0.34 -

II. Public POCs for CVE-2025-71375

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8599 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
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Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2025-71375

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Vendor Advisories for CVE-2025-71375 (1)

Other References for CVE-2025-71375 (1)

Same Patch Batch · picklescan · 2026-07-04 · 16 CVEs total

CVE-2025-71356 8.1 HIGH picklescan - Arbitrary Code Execution via torch.fx.experimental.symbolic_shapes.ShapeEnv.e
CVE-2025-71372 8.1 HIGH Picklescan - Arbitrary Code Execution via numpy.f2py.crackfortran.getlincoef Gadget
CVE-2025-71367 8.1 HIGH picklescan - Remote Code Execution via _operator.attrgetter Detection Bypass
CVE-2025-71347 8.1 HIGH picklescan - Undetected Remote Code Execution via numpy.f2py.crackfortran.param_eval
CVE-2025-71366 8.1 HIGH picklescan - Arbitrary Code Execution via torch.utils.bottleneck.__main__.run_cprofile
CVE-2025-71369 8.1 HIGH picklescan - Unsafe Deserialization via torch.utils.data.datapipes.utils.decoder.basichand
CVE-2025-71373 8.1 HIGH picklescan - Remote Code Execution via operator.methodcaller Detection Bypass
CVE-2025-71362 8.1 HIGH picklescan - Arbitrary Code Execution via Unsafe Deserialization in numpy.f2py.crackfortra
CVE-2025-71360 8.1 HIGH picklescan - Remote Code Execution via Undetected idlelib.calltip.get_entity
CVE-2025-71364 8.1 HIGH picklescan - Arbitrary Code Execution via Undetected asyncio.unix_events._UnixSubprocessTr
CVE-2025-71359 8.1 HIGH picklescan - Unsafe Deserialization via lib2to3.pgen2.grammar.Grammar.loads
CVE-2025-71342 8.1 HIGH picklescan - Undetected Remote Code Execution via idlelib.run.Executive.runcode
CVE-2025-71353 8.1 HIGH picklescan - Remote Code Execution via torch._dynamo.guards.GuardBuilder.get
CVE-2025-71343 8.1 HIGH picklescan - Arbitrary Code Execution via lib2to3.pgen2.pgen.ParserGenerator.make_label De
CVE-2025-71345 8.1 HIGH picklescan - Arbitrary Code Execution via torch.utils.bottleneck.__main__.run_autograd_pro

IV. Related Vulnerabilities

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

V. Comments for CVE-2025-71375

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