MAL-2026-17862

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/fontcase/MAL-2026-17862.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-17862
Published
2026-10-13T19:30:53Z
Modified
2026-10-13T20:30:03Z
Summary
Malicious code in fontcase (PyPI)
Details

-= Per source details. Do not edit below this line.=-

Source: kam193 (9e2c4992e5295f2b094f3c7c2b2e6c2dbc8d0d9ca6242d58318e6e1b83a4255c)

During import, the package downloads and executes an infostealer.

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

Campaign: 2026-10-fontcase

Reasons (based on the campaign):

  • infostealer

  • Downloads and executes a remote executable.

  • uses-telegram-bot

  • exfiltration-browser-data

  • exfiltration-credentials

Database specific 
{
    "iocs":  {
        "urls":  [
            "https://github.com/unicodeces/font-atlas/raw/main/fonts/serif-didone/rufina/process-manager.exe",
            "https://raw.githubusercontent.com/unicodeces/font-atlas/main/fonts/serif-didone/rufina/process-manager.exe",
            "https://github.com/unicodeces/font-atlas"
        ]
    },
    "malicious-packages-origins":  [
        {
            "id":  "pypi/2026-10-fontcase/fontcase",
            "import_time":  "2026-10-13T20:19:21.470136436Z",
            "modified_time":  "2026-10-13T19:30:53.143863Z",
            "sha256":  "9e2c4992e5295f2b094f3c7c2b2e6c2dbc8d0d9ca6242d58318e6e1b83a4255c",
            "source":  "kam193",
            "versions":  [
                "0.1.0",
                "0.1.1",
                "0.1.2"
            ]
        }
    ]
}
References
Credits

Affected packages

PyPI / fontcase

Package

Name
fontcase
View open source insights on deps.dev
Purl
pkg:pypi/fontcase

Affected ranges

Affected versions

0.*
0.1.0
0.1.1
0.1.2

Database specific

source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/fontcase/MAL-2026-17862.json"