{"answers":{"affected":"1 open source package ship an affected version, including bonsaitree1.","exploited":"There is no known exploitation of MAL-2026-2531 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-2026-2531 is a malicious package in bonsaitree1, published on 10 Apr 2026."},"fix_prompt":"MAL-2026-2531 is a malicious package: bonsaitree1 (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-2026-2531/ (Markdown: https://insights.sbomify.com/MAL-2026-2531/index.md)","id":"MAL-2026-2531","markdown":"https://insights.sbomify.com/MAL-2026-2531/index.md","name":"MAL-2026-2531","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"Dependency confusion attempt. The user identifies themselves as a HackerOne user abusing the PyPI for the purpose of a bug bounty program. This package did not contain any exfiltration activity.\n\n---\n\nCategory: PROBABLY_PENTEST - Packages looking like typical pentest packages, but also anything that looks like testing, exploring pre-prepared kits, research \u0026 co, with clearly low-harm possibilities.\n\nCampaign: GENERIC-hackerone-bugbounty\n\nReasons (based on the campaign):\n\n - The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.\n\n - dependency-confusion","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 bonsaitree1 (PyPI)","id":"MAL-2026-2531","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":"bonsaitree1","purl":"pkg:pypi/bonsaitree1","source":"MAL-2026-2531"}],"products":null,"published":"2026-04-10","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-2026-2531/"}