{"answers":{"affected":"1 open source package ship an affected version, including uitil.","exploited":"There is no known exploitation of MAL-2026-1036 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-2026-1036 is a malicious package in uitil, published on 16 Jan 2026."},"fix_prompt":"MAL-2026-1036 is a malicious package: uitil (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-2026-1036/ (Markdown: https://insights.sbomify.com/MAL-2026-1036/index.md)","id":"MAL-2026-1036","markdown":"https://insights.sbomify.com/MAL-2026-1036/index.md","name":"MAL-2026-1036","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"The package implements an undocumented way to execute code hidden in image files, and a function that searches for images in the current directory and attempts to execute the code. \n\nIt's used in the GitHub repository https://github.com/OR-6/PassCheck/blob/main/main.py#L190 to silently execute the command hidden in the image https://github.com/OR-6/PassCheck/blob/b09b3f1ec5d7345c614b1d956840ee2774f7131b/demo.png  when the user interacts with the repository code. The decrypted command attempted to download and execute code from hxxps://or-6.github[.]io, which at the time of analysis didn't host any code.\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\nCampaign: 2026-01-uitil\n\nReasons (based on the campaign):\n\n - typosquatting\n\n - steganography\n\n - The malicious code is intentionally included in a dependency of the package\n\n - action-hidden-in-lib-usage\n\n - The package contains code to execute remote commands (probably limited to a specific set) on the victim's machine.","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 uitil (PyPI)","id":"MAL-2026-1036","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":"uitil","purl":"pkg:pypi/uitil","source":"MAL-2026-1036"}],"products":null,"published":"2026-01-16","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-2026-1036/"}