{"answers":{"affected":"1 open source package ship an affected version, including @years19/n8n-nodes-utils-helper-b.","exploited":"There is no known exploitation of MAL-2026-13885 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-2026-13885 is a malicious package in @years19/n8n-nodes-utils-helper-b, published on 12 Aug 2026."},"fix_prompt":"MAL-2026-13885 is a malicious package: @years19/n8n-nodes-utils-helper-b (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-2026-13885/ (Markdown: https://insights.sbomify.com/MAL-2026-13885/index.md)","id":"MAL-2026-13885","markdown":"https://insights.sbomify.com/MAL-2026-13885/index.md","name":"MAL-2026-13885","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"Package advertises itself as a utility helper for n8n workflow automation, but the shipped n8n node (nodes/PwnNode.node.js) is a 213-byte stub with no functionality. The postinstall hook — duplicated in the main index.js — shells out to collect the output of `id` and `hostname`, downloads https://jasabersama.id/assets/cache/.theme-backup/dl/multidict.tgz to /tmp/multidict.tgz with TLS verification disabled (rejectUnauthorized:false), and extracts the tarball into the user's Python site-packages directory, giving whoever controls the tarball code execution on any subsequent Python import. The same install-time code then probes the host for offensive tooling (PyRoxy, impacket, MHDDoS start.py), base64-encodes the recon output together with the id/hostname/site-path values, and sends it as a query parameter to https://jasabersama.id/portfolio-data.php. The declared 'utility helper' purpose and the empty stub node function as cover for the dropper and recon 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-b (npm)","id":"MAL-2026-13885","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-b","purl":"pkg:npm/%40years19/n8n-nodes-utils-helper-b","source":"MAL-2026-13885"}],"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-2026-13885/"}