MSC-2026-1086
January 20, 2026
Two fraudulent Python packages, spellcheckerpy and spellcheckpy, were discovered on PyPI claiming to be from the legitimate pyspellchecker library author. These packages contained hidden malware that downloads a remote access trojan (RAT) when imported, giving attackers full control over affected systems.
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Contact UsCVSS v3
Base Score:
9.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Embedded Malicious Code
