{"answers":{"affected":"1 open source package ship an affected version, including dp-owners.","exploited":"There is no known exploitation of MAL-2026-13200 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-2026-13200 is a malicious package in dp-owners, published on 5 Aug 2026."},"fix_prompt":"MAL-2026-13200 is a malicious package: dp-owners (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-2026-13200/ (Markdown: https://insights.sbomify.com/MAL-2026-13200/index.md)","id":"MAL-2026-13200","markdown":"https://insights.sbomify.com/MAL-2026-13200/index.md","name":"MAL-2026-13200","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() of dp-owners, _init.js selects a platform-specific path, downloads a binary from hardcoded Cloudflare Workers hosts assembled via string-split concatenation (oob-worker.cf103-070.workers.dev, oob-worker.cf102-baf.workers.dev, oob-worker.cf101-adf.workers.dev) with a DNS TXT chunked-base64 fallback under *.dl.wel1.ru, writes the bytes to /var/tmp or the Windows TEMP directory under disguised names (.cache_\u003chex\u003e on POSIX, dotnet_diag_\u003chex\u003e.exe on Windows), chmods the file 0755, and spawns it detached via /bin/sh -c \"\u003cpath\u003e \u0026\" or cmd.exe /c start /b. Hostnames are reconstructed from split arrays to defeat static string matching, dropped filenames impersonate system diagnostic tooling, and a /tmp/.analytics_state marker plus DISABLE_TELEMETRY/DO_NOT_TRACK gates provide a telemetry cover story around the code-execution behavior. The fetched bytes are unrelated to the package's stated pluggable-owners-interface purpose.","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 dp-owners (npm)","id":"MAL-2026-13200","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":"dp-owners","purl":"pkg:npm/dp-owners","source":"MAL-2026-13200"}],"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-2026-13200/"}