Is this vulnerability directly exploitable as remote code execution?

Not by itself. The vulnerability exists in Fickling's static analyzer, which is a detection tool. Exploitation occurs when a separate system uses Fickling's output to decide that a malicious pickle is safe, then deserializes that pickle with a standard Python unpickler. In that downstream deserialization step, remote code execution can occur.

What level of access does an attacker need to take advantage of this issue?

An attacker must be able to supply or modify pickle files that will be scanned by Fickling and later deserialized by a consuming application or workflow. This could be via file uploads, model submissions, artifact sharing, or any other channel where untrusted pickles are accepted and processed.

What is the safest general fix pattern for affected environments?

The safest pattern is to treat Fickling (and similar tools) as advisory rather than authoritative, while also: - Avoiding the use of pickle for untrusted data when possible. - Enforcing strict sandboxing and least‑privilege around any remaining deserialization paths. - Using allowlist‑based or restricted unpicklers so that only known‑safe types and modules can be reconstructed.

Severity:

HIGH RISK

(7.8)

Incomplete Input Validation (CWE-184) in Fickling unsafe_imports() Static Analyzer

CVE-2026-22609

Published:

Jan 9, 2026

Status:

Analyzed

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

Recent Vulnerabilities

CWE-306

CRITICAL RISK

CRITICAL

(9.8)

Missing Authentication for Forgot-Password Email Change API (CWE-306)

Account Takeover / Loss of Account Control

February 17, 2026

CWE-77;CWE-78

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in node-sonos-http-api TTS Provider for macOS

Remote Code Execution on the Server Host

February 17, 2026

Vulnerability Type

Category:

Incomplete Input Validation in Deserialization Security Tooling

CWE:

CWE-184;CWE-502

Impact:

Bypass of Static Safety Checks for Potential Remote Code Execution

Severity:

HIGH RISK

(7.8)

CVSS Version:

3.1

Vulnerability Type

Category:

Incomplete Input Validation in Deserialization Security Tooling

CWE:

CWE-184;CWE-502

Impact:

Bypass of Static Safety Checks for Potential Remote Code Execution

Severity:

HIGH RISK

(7.8)

CVSS Version:

3.1

Catch This CVE While Code Is Being Written

Detect vulnerable code directly in pull requests, so CVEs are fixed before merge.

Get Started

Ship clean & secure code faster

START 14 DAYS FREE TRIAL

BOOK A DEMO

Made with Love in San Francisco

355 Bryant St. San Francisco, CA 94107, USA

Ask AI for summary of CodeAnt

Made with Love in San Francisco

355 Bryant St. San Francisco, CA 94107, USA

Ask AI for summary of CodeAnt

Made with Love in San Francisco

355 Bryant St. San Francisco, CA 94107, USA

Ask AI for summary of CodeAnt

Incomplete Input Validation (CWE-184) in Fickling unsafe_imports() Static Analyzer

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

Recent Vulnerabilities

CRITICAL RISK

CRITICAL

(9.8)

Missing Authentication for Forgot-Password Email Change API (CWE-306)

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in node-sonos-http-api TTS Provider for macOS

Vulnerability Type

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

Product

Pricing

Company

Legal

Developers

Compare

Product

Pricing

Company

Legal

Developers

Compare

Product

Pricing

Company

Legal

Developers

Compare