CVE-2025-71367

picklescan - Remote Code Execution via _operator.attrgetter Detection Bypass

HIGH
8.1
CVSS Score
Published: July 4, 2026 at 01:23 AM UTC
Updated: October 12, 2026 at 07:10 PM UTC
2 products affected across 2 vendorsPicklescanPickleScan

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Severity
HIGH8.1
Exploit prediction
EPSS 0.6%
SSVC
PoC

Description

picklescan before 0.0.34 fails to detect _operator.attrgetter function calls in pickle payloads, allowing attackers to bypass security checks. Remote attackers can craft malicious pickle files using _operator.attrgetter in reduce methods to execute arbitrary code when pickle.load() processes the file.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 0.0.34
Affected range stops below 0.0.34, so it looks safe — our inference, not a vendor statement
0 ≤ v < 0.0.340
Vendor states this is fixed in 0.0.34 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.1HIGHVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-502

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