CVE-2025-71325: critical vulnerability in picklescan
picklescan - Detection Bypass via STACK_GLOBAL Opcode Parsing Logic Flaw
Published · Updated
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28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.3epss 0.6%
picklescan before 0.0.27 contains a parsing logic error in the _list_globals function when handling STACK_GLOBAL opcodes, failing to track arguments in the correct range and allowing malicious pickle files to bypass detection. Attackers can craft pickle files with arguments at position zero to trigger unexpected exceptions and evade security scanning.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
picklescan · picklescanRelated CVEs — picklescan
In the same product, most dangerous first.
CVE-2026-56315CRITICALpicklescan - Remote Code Execution via Unblocked Standard Library ModulesEPSS 1.1%CVE-2025-71323CRITICALpicklescan - Remote Code Execution via Unblocked ctypes ModuleEPSS 1.0%CVE-2025-71368HIGHpicklescan - Arbitrary Code Execution via Undetected doctest.debug_scriptEPSS 0.8%CVE-2025-71321CRITICALpicklescan - Arbitrary File Writing via distutils Module BypassEPSS 0.8%CVE-2026-3490CRITICALpicklescan - Universal Blocklist Bypass via pkgutil.resolve_nameEPSS 0.8%CVE-2025-71320CRITICALpicklescan - Remote Code Execution via Incomplete Disallowed InputsEPSS 0.8%