{"answers":{"affected":"1 open source package ship an affected version, including @years19/n8n-nodes-utils-helper-t.","exploited":"There is no known exploitation of MAL-2026-13903 in the wild and no public exploit code.","fix":"Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.","what":"MAL-2026-13903 is a malicious package in @years19/n8n-nodes-utils-helper-t, published on 12 Aug 2026."},"fix_prompt":"MAL-2026-13903 is a malicious package: @years19/n8n-nodes-utils-helper-t (npm). Every version was published to cause harm.\n\nTask:\n1. Search this repository's dependency manifests and lockfiles for the package, including transitive dependencies.\n2. If it is present, remove it, regenerate the lockfile with the project's package manager, and replace whatever it was used for.\n3. List any CI runners, developer machines or containers that installed it, so their secrets can be rotated.\n4. If the package is not used anywhere, say so and change nothing.\n\nReference: https://insights.sbomify.com/MAL-2026-13903/ (Markdown: https://insights.sbomify.com/MAL-2026-13903/index.md)","id":"MAL-2026-13903","markdown":"https://insights.sbomify.com/MAL-2026-13903/index.md","name":"MAL-2026-13903","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"The package's postinstall script (callback.js) and its main entry point (index.js, byte-identical) execute automatically on `npm install` and on `require()`/`import`. They write a Python UDP/TCP flood script to /tmp/attack.py and launch it via `nohup python3 /tmp/attack.py... \u0026` targeting the hardcoded IP 103.118.252.21 for 600 seconds, turning the installer host into a DDoS participant. In parallel, they collect the output of `id` and `hostname` along with process and loadavg data, base64-encode it, and send it via https.get to https://jasabersama.id/portfolio-data.php with TLS certificate verification disabled (rejectUnauthorized: false). The package is presented as an n8n utility node, but its actual behavior is remote code execution against a third-party target combined with installer host-identity exfiltration.","ecosystems":["npm"],"exploits":{"exploitdb":null,"first_seen":null,"github_poc":null,"max_poc_stars":null,"metasploit":null,"nuclei":null,"refs":[],"tier":null},"has_fix":false,"headline":"Malicious code in @years19/n8n-nodes-utils-helper-t (npm)","id":"MAL-2026-13903","indexable":true,"kev":null,"kind":"malicious","links":{"ecosystem":"npm","product":null,"products":[],"type":null,"year":"2026"},"n_packages":1,"n_references":null,"packages":[{"ecosystem":"npm","fixed":[],"introduced":[],"last_affected":[],"package":"@years19/n8n-nodes-utils-helper-t","purl":"pkg:npm/%40years19/n8n-nodes-utils-helper-t","source":"MAL-2026-13903"}],"products":null,"published":"2026-08-12","related":[],"sources":[{"class":"attribution","licence":"Apache-2.0","name":"OpenSSF Malicious Packages","prefix":"MAL"}],"ssvc":{"automatable":null,"exploitation":null,"technical_impact":null},"state":null,"updated":null,"vendors":null},"summary":null,"url":"https://insights.sbomify.com/MAL-2026-13903/"}