MAL-2026-13756None▾ SunlitMalicious code in joule-sbx-poc (PyPI)
▾ Sunlit zone — Low / medium · no exploitation signal
impact 2.8 · likelihood 0 · exploitation 0
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During installation, the code exfiltrates basic information and exfiltrates more information to a localhost service as well as starts a reverse shell there. It seems to be an internal test that was uploaded to a public repository.
Category: PROBABLY_PENTEST - Packages looking like typical pentest packages, but also anything that looks like testing, exploring pre-prepared kits, research & co, with clearly low-harm possibilities.
Campaign: 2026-08-joule-btp-extension
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.
The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.
joule-sbx-pocRefer to the advisory for the patched release.