anistream

GHSA-m36q-hvc3-8h59

Malicious code in anistream (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 0.0.1`

## Source: kam193 (57e4902ca2172a78b93acf6ec1413ab098e72c158dc1ab74c3a84f28f50382f1)
Package hides code that downloads and runs malware, likely an infostealer. The code is not directly called in the package suggesting it's a dependency or next stage in the infection chain.


---

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


Campaign: 2026-03-anistream


Reasons (based on the campaign):


 - Downloads and executes a remote executable.


 - infostealer


 - malware

---

Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/anistream/MAL-2026-1499.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/anistream
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/anistream/MAL-2026-1499.json
- https://www.virustotal.com/gui/file/58d2134fcd3a97e5a9668e5ffd515d0a93ba7b6935041e1a47cabdcf448ffc66
- https://github.com/advisories/GHSA-m36q-hvc3-8h59

Compromised versions (1)

= 0.0.1

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.