{"answers":{"affected":"1 open source package ship an affected version, including remjsonparse.","exploited":"There is no known exploitation of MAL-2026-1290 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-2026-1290 is a malicious package in remjsonparse, published on 9 Mar 2026."},"fix_prompt":"MAL-2026-1290 is a malicious package: remjsonparse (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-2026-1290/ (Markdown: https://insights.sbomify.com/MAL-2026-1290/index.md)","id":"MAL-2026-1290","markdown":"https://insights.sbomify.com/MAL-2026-1290/index.md","name":"MAL-2026-1290","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, package starts advanced compromise actions: exfiltrates AWS and git credentials, commands history, security tools in use. After that, the code waits for further commands from C2. The code is also prepared to configure persistence through autostart keys, crontabs or Linux services, as well as to configure new SSH credentials for remote access.\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\nCampaign: 2026-03-remjsonparse\n\nReasons (based on the campaign):\n\n - The package contains code to execute remote commands (probably limited to a specific set) on the victim's machine.\n\n - typosquatting\n\n - peristence-autorun\n\n - exfiltration-generic\n\n - exfiltration-credentials","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 remjsonparse (PyPI)","id":"MAL-2026-1290","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":"remjsonparse","purl":"pkg:pypi/remjsonparse","source":"MAL-2026-1290"}],"products":null,"published":"2026-03-09","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-2026-1290/"}