Ghostwire

CVE-2025-71375: picklescan before 0.0.34 fails to detect the _operator.methodcaller built-in function when scanning pickle files for...

HIGH CVSS 8.1 Exploit Available

Published: July 4, 2026 | Last Modified: July 4, 2026

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().

Ghostwire Analysis — What This Means Practically

High CVSS score indicates significant risk — exploitation could lead to substantial data exposure or system compromise.
Exploit code is reported to be available, increasing the likelihood of active exploitation.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

References

github.com/mmaitre314/picklescan/security/advisories/GHSA-955r-x9j8-7rhh
www.vulncheck.com/advisories/picklescan-undetected-remote-code-execution-via-ope
www.tenable.com/cve/CVE-2025-71375
www.cnnvd.org.cn/home/globalSearch?keyword=CVE-2025-71375