MAL-2026-3429Critical▾ Abyssal⚠ Exploited in the wildMalicious code in openai-spellchecker (PyPI)
▾ Abyssal zone — Critical with a public exploit or in-the-wild use
impact 52.3 · likelihood 0 · exploitation 18
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Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
Last analysed / modified upstream
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The package hides code to download and execute a next-stage payload, which then communicates with C2 and listens for next code parts. In the analyzed version, the malicious code was not triggered.
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-11-spellcheckers
Reasons (based on the campaign):
obfuscation
Downloads and executes a remote malicious script.
The package contains code to execute remote commands (probably limited to a specific set) on the victim's machine.
openai-spellcheckerRefer to the advisory for the patched release.