VYPR

pypi · Malicious package advisory

Malware

fontus

MAL-2026-18271

Malicious code in fontus (PyPI)

Details


---
_-= Per source details. Do not edit below this line.=-_

## Source: kam193 (2a8fcff0fd4d827c6f174318ee41ea82eb2667c6d65349a01ca2215aa2f4dd5e)
The package most likely performs fingerprinting by exfiltrating basic information and available fonts, with no other functionality.


---

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: 2026-10-fontus


Reasons (based on the campaign):


 - The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.

Compromised versions (3)

  • 0.0.1
  • 0.0.2
  • 0.0.3

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.