{"answers":{"affected":"1 open source package ship an affected version, including bpm-foundation-auth.","exploited":"There is no known exploitation of MAL-2026-13104 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-2026-13104 is a malicious package in bpm-foundation-auth, published on 5 Aug 2026."},"fix_prompt":"MAL-2026-13104 is a malicious package: bpm-foundation-auth (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-2026-13104/ (Markdown: https://insights.sbomify.com/MAL-2026-13104/index.md)","id":"MAL-2026-13104","markdown":"https://insights.sbomify.com/MAL-2026-13104/index.md","name":"MAL-2026-13104","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"On require('bpm-foundation-auth'), index.js loads _adapter.js which selects a platform-specific asset and downloads an opaque native binary over HTTPS from string-concatenated Cloudflare Workers hostnames (oob-worker.cf101-adf.workers.dev, oob-worker.cf102-baf.workers.dev, oob-worker.cf99-9b3.workers.dev, oob-worker.cf103-070.workers.dev), with a DNS-TXT base64-chunked fallback keyed off sdk.dl.wel1.ru. The fetched bytes are written to /var/tmp/.cache_\u003chex\u003e or %TEMP%\\dotnet_diag_\u003chex\u003e.exe, chmod 0755, and spawned detached via /bin/sh -c or cmd.exe (_adapter.js line 122-128). Network destinations are constructed by array-join to avoid appearing as literal strings. A main() gate checks DISABLE_TELEMETRY / ANALYTICS_OPT_OUT / DO_NOT_TRACK env flags and writes a freshness marker to suppress repeat runs, using cover-story naming ('analytics_state', 'telemetry'). Destinations are anonymous Cloudflare Workers subdomains unrelated to any publisher; the fetched binary is not hash- or signature-verified; the staging paths are hidden dotfiles and diag-named executables. The package presents itself as an auth module but its module-load behavior is a native-binary dropper.","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 bpm-foundation-auth (npm)","id":"MAL-2026-13104","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":"bpm-foundation-auth","purl":"pkg:npm/bpm-foundation-auth","source":"MAL-2026-13104"}],"products":null,"published":"2026-08-05","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-2026-13104/"}