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Vulnerability record · CVE-2025-71374 · published 30 June 2026

CVE-2025-71374: Deserialization of untrusted data vulnerability

picklescan before 0.0.29 fails to detect the built-in python profile.Profile.run function when used in pickle reduce methods, allowing attackers to execute arbitrary code. Remote attackers can craft malicious pickle files that bypass picklescan detection and achieve code execution upon deserialization.

7.6 CVSS 4.0 High EPSS 0.64% · top 51.5% CWE-502 · Deserialization of untrusted data Deferred
7.6CVSS 4.0 base score
0.64%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
1 Jul 2026Last modified by NVD

Description

picklescan before 0.0.29 fails to detect the built-in python profile.Profile.run function when used in pickle reduce methods, allowing attackers to execute arbitrary code. Remote attackers can craft malicious pickle files that bypass picklescan detection and achieve code execution upon deserialization.

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/mmaitre314/picklescan/security/advisories/GHSA-x696-vm39-cp64
https://www.vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-undetected-profile-profile-run
https://github.com/mmaitre314/picklescan/security/advisories/GHSA-x696-vm39-cp64

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Source: NIST National Vulnerability Database (record CVE-2025-71374), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.