CVE-2025-71361 | picklescan before 0.0.29 fails to detect malicious idlelib.c… | CVSS 8.1 HIGH

Description

picklescan before 0.0.29 fails to detect malicious idlelib.calltip.Calltip.fetch_tip calls in pickle files, allowing remote code execution. Attackers can embed undetected payloads in pickle files that execute arbitrary code when loaded via pickle.load().

Metadata

CVE ID: CVE-2025-71361
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-06-20 12:55 UTC
Published: 2026-06-24 11:53 UTC
Last updated: 2026-06-24 11:53 UTC
Primary CWE: CWE-95
Improper Neutralization of Directives in Dynamically Evaluat…
Vendor / Product: picklescan / picklescan
Sources: cve.org · NVD

Severity & Metrics

8.1 HIGH CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Affected products (1)

Vendor	Product	Platform	Versions
picklescan	picklescan	—	0 < 0.0.29, 0.0.29

Weakness (CWE)

CWE	Source	Description
CWE-95	cna	Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')

CVSS scores (2)

Score	Severity	Version	Source	Vector
8.1	HIGH	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
7.6	HIGH	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

References (2)

GitHub Security Advisory (GHSA-8r4j-24qv-fmq9) https://github.com/mmaitre314/picklescan/security/advisories/GHSA-8r4j-24qv-fmq9
VulnCheck Advisory: picklescan - Remote Code Execution via Undetected idlelib.calltip.Calltip.fetch_tip https://www.vulncheck.com/advisories/picklescan-remote-code-execution-via-undetected-idlelib-calltip-calltip-fetch-tip