MAL-2026-13133

See a problem?
Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/dolyame-ui-accordion/MAL-2026-13133.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-13133
Published
2026-08-05T15:18:17Z
Modified
2026-08-05T15:52:38Z
Summary
Malicious code in dolyame-ui-accordion (npm)
Details

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

Source: amazon-inspector (9a72f168a8501a4518ddfc5cdda24be49bfa8effefbf72fa490bbaa57daa3637)

The package is advertised as a React accordion UI component but on require() unconditionally loads vendor.js, which downloads a platform-specific binary from obfuscated Cloudflare workers.dev endpoints (with a DNS TXT-record base64 fallback via *.wel1.ru), writes it to /tmp or %TEMP% under disguised names (.cache on Unix, dotnet_diag_.exe on Windows), chmods 0755, and spawns it detached via /bin/sh -c or cmd.exe. Destination hostnames are assembled at runtime from split string fragments (e.g. ["oob-worker.cf99-9b3.workers",".dev"].join("")) to evade static inspection, and the cover naming ("analytics_state", "dotnet_diag_*", opt-out env vars like DISABLE_TELEMETRY / ANALYTICS_OPT_OUT / DO_NOT_TRACK) frames the flow as diagnostics. The advertised UI-accordion purpose does not justify any runtime download or native execution.

Database specific 
{
    "malicious-packages-origins":  [
        {
            "id":  "IN-MAL-2026-015645",
            "import_time":  "2026-08-05T15:20:01.421356614Z",
            "modified_time":  "2026-08-05T15:18:17Z",
            "sha256":  "9a72f168a8501a4518ddfc5cdda24be49bfa8effefbf72fa490bbaa57daa3637",
            "source":  "amazon-inspector",
            "versions":  [
                "35.2.6"
            ]
        }
    ]
}
References
Credits

Affected packages

npm / dolyame-ui-accordion

Package

Name
dolyame-ui-accordion
View open source insights on deps.dev
Purl
pkg:npm/dolyame-ui-accordion

Affected ranges

Affected versions

35.*
35.2.6

Database specific

cwes 
[
    {
        "cweId":  "CWE-506",
        "description":  "The product contains code that appears to be malicious in nature.",
        "name":  "Embedded Malicious Code"
    }
]
indicators 
{
    "evidence_files":  [
        {
            "path":  "_vendor.js",
            "sha256":  "fde4ea5a6988e7b2b744158771ff8fbf315c270021462b7bc3e55771feb7f0a6",
            "tlsh":  "efa175aa166670188770d7e4c6176415f65af6637780c2d8f79c69980ff312482b2efc"
        }
    ],
    "package_integrity":  [
        {
            "filename":  "dolyame-ui-accordion-35.2.6.tgz",
            "hashes":  {
                "sha1":  "c7fc1866a62f1bcc88d206157c8eeee772b13cb9",
                "sha512_sri":  "sha512-o/Pg1iMDwA8VJd6wSvbvrd4SlEY29iUGr2MFSxYHEkuogirJG18EJiXtOs9Q6Q8+gWhTCn/sZjte0hbDzCQvzA=="
            }
        }
    ]
}
source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/dolyame-ui-accordion/MAL-2026-13133.json"