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nuget · Malicious package advisory

Malware

avvio.sky.userdataservice

GHSA-fm83-52hg-4825

Malicious code in avvio.sky.userdataservice (NuGet)

Details

**Severity:** Critical

**Affected versions:** `= 99.9.9`

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/69ce1ab0d67ec6170adf5c3f9fba790ede81f48f/osv/malicious/nuget/avvio.sky.userdataservice/MAL-2026-1884.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/69ce1ab0d67ec6170adf5c3f9fba790ede81f48f/osv/malicious/nuget/avvio.sky.userdataservice/MAL-2026-1884.json
- https://github.com/advisories/GHSA-fm83-52hg-4825

Compromised versions (1)

  • = 99.9.9

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