{"answers":{"affected":"1 open source package ship an affected version, including pathjoin.","exploited":"There is no known exploitation of MAL-2026-2949 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-2026-2949 is a malicious package in pathjoin, published on 20 Apr 2026."},"fix_prompt":"MAL-2026-2949 is a malicious package: pathjoin (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-2026-2949/ (Markdown: https://insights.sbomify.com/MAL-2026-2949/index.md)","id":"MAL-2026-2949","markdown":"https://insights.sbomify.com/MAL-2026-2949/index.md","name":"MAL-2026-2949","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"During import, the code downloads and executes encrypted payload from remote location. During analysis, remote code was prepared to download the next stage executable. This is likely selectively delivered to victims as the code polls the C2 server periodically with the local hostname and awaits the next stage to download.\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\nCampaign: 2026-04-pathjoin\n\nReasons (based on the campaign):\n\n - obfuscation\n\n - Downloads and executes a remote malicious script.","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 pathjoin (PyPI)","id":"MAL-2026-2949","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":"pathjoin","purl":"pkg:pypi/pathjoin","source":"MAL-2026-2949"}],"products":null,"published":"2026-04-20","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-2026-2949/"}