Malicious code in jsonschemavalidation (PyPI)

Overview

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Source: kam193 (b7a6e1ff837eac0382559815111106e3e85b3825b72f38355551d5874cc24b0e)

A clone of a legitimate package with an embeded reverse shell. In the published version, the reverse shell was connecting to a private IP address suggesting the package was not yet fully weaponized.

Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.

Campaign: 2026-07-jsonschemavalidation

Reasons (based on the campaign):

• The package contains code to create a reverse shell, allowing an attacker to execute any commands on the victim's machine.

• clones-real-package

• obfuscation

Affected packages

• jsonschemavalidation

Remediation

Refer to the advisory for the patched release.