CVE-2025-71373

highCVSS 8.1covered by 1 sourcefirst seen 2026-07-04

picklescan before 0.0.33 fails to detect operator.methodcaller function calls in pickle files, allowing attackers to bypass security checks. Remote attackers can craft malicious pickle payloads using operator.methodcaller that execute arbitrary code when loaded, compromising systems relying on picklescan for validation.

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Exploitation outlook

Low exploitation risk0.44% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 36% of all EPSS-scored CVEs.

Advisory coverage (1)

highCVE-2025-71373: picklescan before 0.0.33 fails to detect operator.methodcaller function calls in pickle files,…nvd · 2026-07-04

External references

NVD record for CVE-2025-71373

CVE.org record

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