{"answers":{"affected":"1 open source package ship an affected version, including vellutts.","exploited":"There is no known exploitation of MAL-2026-18149 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-2026-18149 is a malicious package in vellutts, published on 21 Oct 2026."},"fix_prompt":"MAL-2026-18149 is a malicious package: vellutts (PyPI). 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-2026-18149/ (Markdown: https://insights.sbomify.com/MAL-2026-18149/index.md)","id":"MAL-2026-18149","markdown":"https://insights.sbomify.com/MAL-2026-18149/index.md","name":"MAL-2026-18149","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"No install-time, import-time, or runtime behavior in this package version indicates exfiltration, remote code execution, credential access, silent relay, backdoor, or self-propagation. No lifecycle hooks fetching remote content, no reads of installer-secret paths, and no hardcoded attacker-controlled destinations were observed in the shipped files.\n\nThis campaign consists of similar loader packages, which provide executing code from a given URL. While they do not contain the malicious payload and the usage remains unknown, they are clearly a coordinated campaign to place multiple deceptive ways to load malicious code.\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\nCampaign: 2026-10-voice-synthesis-profiles\n\nReasons (based on the campaign):\n\n - Downloads and executes a remote malicious script.\n\n - other","ecosystems":["PyPI"],"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 vellutts (PyPI)","id":"MAL-2026-18149","indexable":true,"kev":null,"kind":"malicious","links":{"ecosystem":"PyPI","product":null,"products":[],"type":null,"year":"2026"},"n_packages":1,"n_references":null,"packages":[{"ecosystem":"PyPI","fixed":[],"introduced":[],"last_affected":[],"package":"vellutts","purl":"pkg:pypi/vellutts","source":"MAL-2026-18149"}],"products":null,"published":"2026-10-21","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-2026-18149/"}