CVE-2025-71343

HIGH

CVSS v3.1: 8.1

NetworkNo privilegesInsecure DeserializationVendor advisory ref

Source data as of:

At a glance

Severity
HIGH
CVSS
8.1 v3.1 · NVD
EPSS
EPSS not provided by FIRST.org for this CVE
CISA KEV
No
Type
Insecure Deserialization · NVD CWE
Attack conditions (CVSS vector)
NetworkNo privileges · Source: NVD Vector
Published
2026-07-04 · Modified: 2026-07-04
References
Jump to references (2)

CVSS / EPSS / KEV

CVSS v3.1 8.1 / 10 HIGH Source: NVD
CVSS v4.0 7.6 / 10 HIGH Source: NVD
EPSS — EPSS not provided by FIRST.org for this CVE Source: FIRST.org
CISA KEV No Source: CISA

Source — CVSS: NVD · EPSS: FIRST.org · KEV: CISA. Data & Sources

Description

picklescan before 0.0.30 fails to detect malicious pickle files that exploit lib2to3.pgen2.pgen.ParserGenerator.make_label function in the reduce method. Attackers can craft malicious pickle files with embedded code that evades detection but executes arbitrary commands when pickle.load() is called.

Record details

CVE ID
CVE-2025-71343
CVSS (v3.1)
8.1 (HIGH)
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Exploitability subscore
2.8
Impact subscore
5.2
CISA KEV
No
Weakness (CWE)
CWE-502
Affected configurations (CPE)
0
Published
2026-07-04
Modified
2026-07-04
Status
Received

References

Reference URLs as listed by NVD, grouped by a mechanical match on the link's host/pattern. Labels describe the link type only.

Related records

Other records sharing a factual facet, for cross-reference. A descriptive neighbourhood — ordering does not imply priority and is not a recommendation.

Same weakness type (CWE)

CVE-2026-39832 CRITICAL CVSS 9.1 CVE-2026-12481 HIGH CVSS 8.8 CVE-2025-71342 HIGH CVSS 8.1 CVE-2025-71345 HIGH CVSS 8.1

Published the same year

CVE-2025-10263 CRITICAL CVSS 9.1 CVE-2025-71380 HIGH CVSS 8.8 CVE-2025-71342 HIGH CVSS 8.1 CVE-2025-71345 HIGH CVSS 8.1
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