🛡️ MAL-2026-4166 — tarpackage

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Malicious code in tarpackage (PyPI)

Source: kam193

The package exfiltrates env variables during installation

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

Campaign: 2026-05-tarpackage

Reasons (based on the campaign):

  • The package overrides the install command in setup.py to execute malicious code during installation.
  • exfiltration-env-variables

Affected software

MAL-2026-4166 is recorded against 1 package.

  • tarpackage

Timeline and source

Published on 19 May 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

Indicators of compromise

IP addresses: 82.98.144.242
URLs: http://82.98.144.242:10443/tarpackage

References

bad-packages.kam193.eu (Web)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-05-19
Updated 2026-08-12
Modified 2026-05-19
Fix URL N/A

Affected Packages

Software From version Fixed in
tarpackage

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