GCVE-110-OSM-2026-3290

Advisory PublishedCVSS 8.8/10

Vulnetix · Advisory published April 27, 2026

Malicious package detected. Behaviors: data exfiltration, code execution. Payload: uif_client/install.py Secondary files: uif_client/main.py Key findings: - Shell Command Execution in uif_client/install.py: "os.system(" - Shell Command Variable Setup in uif_client/install.py: "windows.exe' def GetPermission(): if GetCurrentOS() == 'Linux': cm..." - Shell Command Execution in uif_client/main.py: "subprocess.Popen(" - Suspicious TLD Domain in uif_client/main.py: "http://uifv2ray.xyz" IOCs: - ipv4: 1.1.1.1, 114.114.114.114 - urls: http://www.apache.org/licenses/, http://www.apache.org/licenses/LICENSE-2.0, https://caddyserver.com, https://zerossl.com, https://pkg.go.dev/github.com/caddyserver/caddy/v2 (+25 more) - domains: www.apache.org, caddyserver.com, user-images.githubusercontent.com, zerossl.com, pkg.go.dev (+16 more) - emails: twitter-@caddyserver-55acee.svg - payloadFileHash: 6932fdaf5093aeca346945570d439711aa9bcf579db3a316490a020df0ad2896

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Weaknesses (CWE)

CWE-506Embedded Malicious Code

Risk Scores

CVSS 3.1

8.8/10

High · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Products

Vendor	Product	Versions	Platforms
unknown	hello-world-client-fuck	all (affected)	—

References

Malicious pypi package: hello-world-client-fuck

advisory

vendor

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