{"answers":{"affected":"1 open source package ship an affected version, including win-build-utils.","exploited":"There is no known exploitation of MAL-2026-10905 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-2026-10905 is a malicious package in win-build-utils, published on 20 Jul 2026."},"fix_prompt":"MAL-2026-10905 is a malicious package: win-build-utils (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-2026-10905/ (Markdown: https://insights.sbomify.com/MAL-2026-10905/index.md)","id":"MAL-2026-10905","markdown":"https://insights.sbomify.com/MAL-2026-10905/index.md","name":"MAL-2026-10905","record":{"aliases":["GHSA-7ffq-88v5-rmwc"],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"The package name suggests a Windows build helper utility, but no concrete behavioral evidence is available to confirm or refute installer-side risk. No exfiltration, install-time fetch, credential access, or other attack-class behavior was observed. The package warrants human review to confirm contents and intent before issuing a public verdict.","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 win-build-utils (npm)","id":"MAL-2026-10905","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":"win-build-utils","purl":"pkg:npm/win-build-utils","source":"MAL-2026-10905"}],"products":null,"published":"2026-07-20","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-2026-10905/"}