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CVE

CVE-2025-71325

picklescan - Detection Bypass via STACK_GLOBAL Opcode Parsing Logic Flaw
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CVE

CVE-2025-71325

picklescan - Detection Bypass via STACK_GLOBAL Opcode Parsing Logic Flaw

picklescan before 0.0.27 contains a parsing logic error in the listglobals 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.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
9.3
-
4.0
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
C
H
U
0
-
C
H
U
-

Related Resources

No items found.

References

https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71325.json, https://github.com/mmaitre314/picklescan/security/advisories/GHSA-9gvj-pp9x-gcfr, https://nvd.nist.gov/vuln/detail/CVE-2025-71325, https://www.vulncheck.com/advisories/picklescan-detection-bypass-via-stack-global-opcode-parsing-logic-flaw, https://github.com/mmaitre314/picklescan/commit/2a8383cfeb4158567f9770d86597300c9e508d0f

Severity

0

CVSS Score
0
10

Basic Information

Base CVSS
0
EPSS Probability
0.00604%
EPSS Percentile
0.47064%
Introduced Version
0
Fix Available
2a8383cfeb4158567f9770d86597300c9e508d0f

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