MAL-2026-2620

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Import Source

https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/upstartportal/MAL-2026-2620.json

JSON Data

https://api.osv.dev/v1/vulns/MAL-2026-2620

Aliases

GHSA-q4fh-w299-f753

Published

2026-04-12T10:23:01Z

Modified

2026-04-23T21:19:16.921810Z

Summary

Malicious code in upstartportal (npm)

Details

Collects system info, reads sensitive files, and exfiltrates data to a suspicious host. Multiple YARA matches confirm malicious intent.

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

Source: amazon-inspector (932dee0dcf84fc1044efb1ec35950d6102fcbb5122f26cca5e2b1f13eb599729)

The package upstartportal was found to contain malicious code.

Source: ghsa-malware (4b2a33bb664793479de0ef40d34e74655b514c573399cd553aff56564bf0d87f)

Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.

Source: ossf-package-analysis (c9846f45863c462296951028bddee77aba25fb02cb7b5d41c40e31d493e00366)

The OpenSSF Package Analysis project identified 'upstartportal' @ 99.99.1 (npm) as malicious.

It is considered malicious because:

The package executes one or more commands associated with malicious behavior.

Database specific

{
    "malicious-packages-origins": [
        {
            "modified_time": "2026-04-13T15:33:49Z",
            "ranges": [
                {
                    "events": [
                        {
                            "introduced": "0"
                        }
                    ],
                    "type": "SEMVER"
                }
            ],
            "sha256": "4b2a33bb664793479de0ef40d34e74655b514c573399cd553aff56564bf0d87f",
            "id": "GHSA-q4fh-w299-f753",
            "source": "ghsa-malware",
            "import_time": "2026-04-13T15:46:23.981354178Z"
        },
        {
            "modified_time": "2026-04-12T10:23:01Z",
            "versions": [
                "99.99.1"
            ],
            "sha256": "c9846f45863c462296951028bddee77aba25fb02cb7b5d41c40e31d493e00366",
            "source": "ossf-package-analysis",
            "import_time": "2026-04-20T00:43:19.214757043Z"
        },
        {
            "modified_time": "2026-04-23T20:43:56Z",
            "versions": [
                "99.99.1"
            ],
            "sha256": "932dee0dcf84fc1044efb1ec35950d6102fcbb5122f26cca5e2b1f13eb599729",
            "source": "amazon-inspector",
            "import_time": "2026-04-23T20:48:59.439119757Z"
        }
    ]
}

References

Credits

- Amazon Inspector - FINDER
- - actran@amazon.com
- OpenSSF: Package Analysis - FINDER
- - https://github.com/ossf/package-analysis
  - https://openssf.slack.com/channels/package_analysis
- SafeDep - FINDER
- - https://safedep.io

Affected packages

npm / upstartportal

Package

Name: upstartportal; View open source insights on deps.dev
Purl: pkg:npm/upstartportal

Affected ranges

Type: SEMVER
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

99.*

99.99.1

Database specific

cwes

[
    {
        "description": "The product contains code that appears to be malicious in nature.",
        "name": "Embedded Malicious Code",
        "cweId": "CWE-506"
    }
]

source

"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/upstartportal/MAL-2026-2620.json"