kotanku (PyPI) · Malicious Code
Affects kotankuSource GCVE Database
Malicious package : remove kotanku and rotate any secrets on hosts that installed it.
Data as of 10 Aug 2026, 16:12 UTC
Malicious package
Published to PyPI · OSV MAL-2026-13667
What to do
Remove kotanku from every project, lockfile and image that pulls it in. Treat any host that installed it as compromised: rotate the credentials, tokens and keys it could read, from a clean machine.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| PyPIkotanku | Affected
| Fixed in– |
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Description
The kotanku package on PyPI version 0.1.0 contains malicious code that exfiltrates cryptocurrency wallet files during import. This behavior is part of a campaign identified as 2026-08-kotanku, which uses a Telegram bot for exfiltration. No official patch or remediation guidance is provided. There is no evidence of active exploitation in the wild at this time.