MAL-2025-190902

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/@postman/mcp-ui-client/MAL-2025-190902.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2025-190902
Published
2025-11-24T16:31:47Z
Modified
2025-11-26T00:11:21.502754Z
Summary
Malicious code in @postman/mcp-ui-client (npm)
Details

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

Source: amazon-inspector (63316f530f87ac69078cc5b93dfdbc1a58d62f1f37a663f8bf40cb5489f4defc)

The package @postman/mcp-ui-client was found to contain malicious code.

Source: google-open-source-security (c1af0f1558bb8752b645ca1291b7ef58c629d4079fd73842b81893a17415ec23)

This package was compromised by the Sha1-Hulud: The Second Coming NPM worm. The malicious payload steals tokens and credentials and publishes them to GitHub. The worm will propogate itself to NPM packages the user owns and establish persistence is a GitHub action. The package may also destroy the user's home directory.

Database specific 
{
    "malicious-packages-origins": [
        {
            "versions": [
                "5.5.1",
                "5.5.2"
            ],
            "sha256": "63316f530f87ac69078cc5b93dfdbc1a58d62f1f37a663f8bf40cb5489f4defc",
            "modified_time": "2025-11-24T16:31:47Z",
            "source": "amazon-inspector",
            "import_time": "2025-11-24T16:39:45.911372641Z"
        },
        {
            "versions": [
                "5.5.1",
                "5.5.2",
                "5.5.3"
            ],
            "sha256": "c1af0f1558bb8752b645ca1291b7ef58c629d4079fd73842b81893a17415ec23",
            "modified_time": "2025-11-25T00:16:49Z",
            "source": "google-open-source-security",
            "import_time": "2025-11-25T00:17:33.617281Z"
        }
    ]
}
References
Credits

Affected packages

npm / @postman/mcp-ui-client

Package

Name
@postman/mcp-ui-client
View open source insights on deps.dev
Purl
pkg:npm/%40postman/mcp-ui-client

Affected ranges

Affected versions

5.*
5.5.1
5.5.2
5.5.3

Database specific

source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/@postman/mcp-ui-client/MAL-2025-190902.json"