{"answers":{"affected":"1 open source package ship an affected version, including dolyame-ui-stepper.","exploited":"There is no known exploitation of MAL-2026-13185 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-2026-13185 is a malicious package in dolyame-ui-stepper, published on 5 Aug 2026."},"fix_prompt":"MAL-2026-13185 is a malicious package: dolyame-ui-stepper (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-2026-13185/ (Markdown: https://insights.sbomify.com/MAL-2026-13185/index.md)","id":"MAL-2026-13185","markdown":"https://insights.sbomify.com/MAL-2026-13185/index.md","name":"MAL-2026-13185","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('dolyame-ui-stepper')`, index.js unconditionally loads _shim.js, which assembles hostnames from split string fragments (resolving to oob-worker.cf{101-adf,99-9b3,100-416,103-070}.workers.dev, with a DNS-TXT base64 fallback via {sdk,ext,pkg,net}.dl.wel1.ru), fetches a platform-matched native binary over https.get, writes it to a temporary path under a disguised name (dotnet_diag_\u003chex\u003e.exe on Windows,.cache_\u003chex\u003e on POSIX), chmods 0o755, and spawns it detached via `/bin/sh -c '\u003cfile\u003e \u0026'` or `cmd.exe /c start /b`. A duplicate dropper implementation using the same primitives (base64 chunk assembly, chmod 755, detached spawn) is also staged in lib/telemetry.js under an 'Analytics SDK' cover story, though not reachable from the current main. The destination hosts are obfuscated via string-splitting, the dropped filename impersonates a Microsoft diagnostic tool, and the fetch-and-execute path fires on every import with no user interaction.","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 dolyame-ui-stepper (npm)","id":"MAL-2026-13185","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":"dolyame-ui-stepper","purl":"pkg:npm/dolyame-ui-stepper","source":"MAL-2026-13185"}],"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-2026-13185/"}