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OpenAdvisories
Malicious MAL-2026-3203

buffparser

PyPI package · versions 1.0.0

Reported Apr 30, 2026 · Updated Apr 30, 2026

If this package is installed

Remove it, treat the machine (or CI runner) as compromised, and rotate every secret, token and key it could access — from a different, clean machine.

Details

Source: kam193 (5cc891132b1216e9093bcdd4581373dc7f750f700c82347c28bd1dff079261d8)
Described as a utility for gaming, the code starts a reverse shell when using the exposed alledegdly parsing function.

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

Campaign: 2026-04-buffparser

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.

- action-hidden-in-lib-usage

Indicators of compromise

Shown defanged and not clickable. Search any indicator to find other packages using it.

URLs

  • hxxps://raw[.]githubusercontent[.]com/57459N/test/refs/heads/main/ip[.]txt other packages →

IP addresses