{"answers":{"affected":"1 open source package ship an affected version, including buttoncontent.","exploited":"There is no known exploitation of MAL-2026-18339 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-2026-18339 is a malicious package in buttoncontent, published on 27 Oct 2026."},"fix_prompt":"MAL-2026-18339 is a malicious package: buttoncontent (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-2026-18339/ (Markdown: https://insights.sbomify.com/MAL-2026-18339/index.md)","id":"MAL-2026-18339","markdown":"https://insights.sbomify.com/MAL-2026-18339/index.md","name":"MAL-2026-18339","record":{"aliases":["GHSA-6crh-vwr2-4qfp"],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"Package buttoncontent@0.0.0-stage contains two files with no install-time lifecycle scripts, no network activity, no filesystem reads of installer-secret paths, and no execution of fetched or obfuscated content. The version coordinate (0.0.0-stage) and minimal file count are consistent with a placeholder or staging publication rather than a functional library. No exfiltration, dropper, backdoor, silent-relay, or credential-distribution mechanism is present.\n\nAny computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.","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 buttoncontent (npm)","id":"MAL-2026-18339","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":["0"],"last_affected":[],"package":"buttoncontent","purl":"pkg:npm/buttoncontent","source":"MAL-2026-18339"}],"products":null,"published":"2026-10-27","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-2026-18339/"}