{"answers":{"affected":"1 open source package ship an affected version, including devplatform-spa-feature-toggle.","exploited":"There is no known exploitation of MAL-2026-12758 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-2026-12758 is a malicious package in devplatform-spa-feature-toggle, published on 5 Aug 2026."},"fix_prompt":"MAL-2026-12758 is a malicious package: devplatform-spa-feature-toggle (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-2026-12758/ (Markdown: https://insights.sbomify.com/MAL-2026-12758/index.md)","id":"MAL-2026-12758","markdown":"https://insights.sbomify.com/MAL-2026-12758/index.md","name":"MAL-2026-12758","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 the package, index.js loads _bridge.js, which selects a per-OS payload path, fetches an executable from a list of Cloudflare Workers hosts assembled via runtime string-splitting (e.g. [\"oob-worker.cf101-adf.workers\",\".de\",\"v\"].join(\"\")) with a DNS-TXT chunked-base64 fallback to hosts such as sdk.dl.wel1.ru, writes the payload to /var/tmp or %TEMP% under decoy names like.cache_\u003chex\u003e or dotnet_diag_\u003chex\u003e.exe, chmods it 0755, and spawns it detached via /bin/sh -c or cmd with stdio ignored. Additional cover-story markers include a.analytics_state marker file and DISABLE_TELEMETRY/ANALYTICS_OPT_OUT/DO_NOT_TRACK env gates. The destination hosts are not the package's publisher infrastructure and the fetched bytes are opaque and executed without integrity verification.","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 devplatform-spa-feature-toggle (npm)","id":"MAL-2026-12758","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":"devplatform-spa-feature-toggle","purl":"pkg:npm/devplatform-spa-feature-toggle","source":"MAL-2026-12758"}],"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-2026-12758/"}