PT-2026-55680 · Picklescan · Picklescan

Coolwindhf · Published 2026-07-04 · Updated 2026-07-04 · CVE-2025-71373

Mitre

CVSS v3.1

8.1

High

Base vector

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

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.

Fix

Protection Mechanism Failure

Weakness Enumeration

CWE-693

Related Identifiers

CVE-2025-71373

Affected Products

Picklescan

References · 3

• https://github.com/mmaitre314/picklescan/security/advisories/GHSA-x843-g5mx-g377 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-71373 · Security Note
• https://vulncheck.com/advisories/picklescan-remote-code-execution-via-operator-methodcaller-detection-bypass · Note