{"answers":{"affected":"1 open source package ship an affected version, including pymnemonic.","exploited":"There is no known exploitation of MAL-2026-1438 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-2026-1438 is a malicious package in pymnemonic, published on 15 Mar 2026."},"fix_prompt":"MAL-2026-1438 is a malicious package: pymnemonic (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-2026-1438/ (Markdown: https://insights.sbomify.com/MAL-2026-1438/index.md)","id":"MAL-2026-1438","markdown":"https://insights.sbomify.com/MAL-2026-1438/index.md","name":"MAL-2026-1438","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"Malicious clone of the legitimate python-utils package, disguised as a crypto-related helper. The malicious code modification exfiltrates sensitive env variables to a hardcoded location.\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\nCampaign: 2026-03-pymnemonic\n\nReasons (based on the campaign):\n\n - crypto-related\n\n - exfiltration-crypto\n\n - exfiltration-env-variables\n\n - clones-real-package\n\n - action-hidden-in-lib-usage","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 pymnemonic (PyPI)","id":"MAL-2026-1438","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":"pymnemonic","purl":"pkg:pypi/pymnemonic","source":"MAL-2026-1438"}],"products":null,"published":"2026-03-15","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-2026-1438/"}