What is CVE-2025-71373?

CVE-2025-71373 is a high-severity vulnerability in Picklescan, classified under Protection Mechanism Failure. CVSS score: 8.1/10. Published 2026-07-04.

How severe is CVE-2025-71373?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Picklescan

CVE-2025-71373

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 arbi…

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.

Affected products

Picklescan — versions 0, 0.0.33

Weakness classification (CWE)

CWE-693 — Protection Mechanism Failure

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2025-71373?: CVE-2025-71373 is a high-severity vulnerability in Picklescan, classified under Protection Mechanism Failure. CVSS score: 8.1/10. Published 2026-07-04.
How severe is CVE-2025-71373?: High severity. CVSS v3 base score is 8.1 out of 10.