HighVulnerability

CVE-2025-71342: picklescan fails to detect malicious pickles via idlelib.run.Executive.runcode

Source: NVD(opens in a new tab)
Identifier: CVE-2025-71342
Published: July 3, 2026
Record updated: October 9, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 0.5%

Summary

CVE-2025-71342 affects picklescan before 0.0.30, which fails to detect malicious pickle files that use idlelib.run.Executive.runcode in reduce methods. Attackers can embed undetected code that executes during pickle.load, enabling remote code execution in PyTorch models and supply chain attacks. VulnCheck rates it CVSS 4.0 7.6 HIGH, and NIST has not yet provided an assessment.

Mitigation

The source does not state a fix yet. Check the original advisory for updates.

Details

Scores and exploitation

CVSS score: 8.1(high)
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Attack vector: network
Attack complexity: low
Privileges required: none
User interaction: required
EPSS: 0.5%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on October 14, 2026.
Disclosure date: July 3, 2026

Weaknesses and techniques

Weakness (CWE): CWE-502
Attack pattern (CAPEC): CAPEC-586
AI threat technique (MITRE ATLAS): AML.T0010

Classification

Attack type: Supply chain
Attack sophistication: Moderate
AI component targeted: Model
Impact: Confidentiality,
Integrity
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2025-71342

First tracked: July 4, 2026 at 02:02 AM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 93% (self-assessed)

Topics

Model and package supply chain

Summary

Mitigation

Topics

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