{"id":"MAL-2026-16194","summary":"Malicious code in strapi-plugin-yesccresh-meeb (npm)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (4b4fa4d6fa3f37bcc5179aecbcb365bc73d94ac1cb799ac4f93fa4702292b493)\npackage.json declares postinstall: node postinstall.js, which unconditionally spawns bash with stdio redirected to /dev/tcp/14.225.210.85/443, giving the remote endpoint interactive command execution as the installing user on every npm install. The script includes a reconnect loop that re-establishes the shell on disconnect, providing persistence for the duration of the process. No user action, configuration, or runtime invocation is required for the callback to fire.\n","modified":"2026-09-15T16:31:10.205162999Z","published":"2026-09-15T15:54:30Z","database_specific":{"malicious-packages-origins":[{"sha256":"4b4fa4d6fa3f37bcc5179aecbcb365bc73d94ac1cb799ac4f93fa4702292b493","source":"amazon-inspector","versions":["3.6.8"],"id":"IN-MAL-2026-020058","import_time":"2026-09-15T16:19:15.142882811Z","modified_time":"2026-09-15T15:54:30Z"}]},"references":[{"type":"PACKAGE","url":"https://www.npmjs.com/package/strapi-plugin-yesccresh-meeb/v/3.6.8"}],"affected":[{"package":{"name":"strapi-plugin-yesccresh-meeb","ecosystem":"npm","purl":"pkg:npm/strapi-plugin-yesccresh-meeb"},"versions":["3.6.8"],"database_specific":{"cwes":[{"cweId":"CWE-506","description":"The product contains code that appears to be malicious in nature.","name":"Embedded Malicious Code"}],"indicators":{"package_integrity":[{"filename":"strapi-plugin-yesccresh-meeb-3.6.8.tgz","hashes":{"sha512_sri":"sha512-63T8zfDhtuAP/bYhHiQsNhU4BiUuXBxWjZzFvjXP0iNdG+7pJgcYzi3d85k1rSkXFBMW0Sc/O7nhtGx3aP0uVg==","sha1":"324e2590476b49af1b00c19edb9cc80fb73771dd"}}],"evidence_files":[{"sha256":"b12504c2cd9bbf78bfaeaf1ca46edbb5f3d3f16cca9fc87cc65f038ff3d1e0d2","tlsh":"bd01890472ba2b75aa37ccac4117c86751231a053121f99b37dd83a29f85e5e64915fc","path":"postinstall.js"},{"sha256":"7a67feb2e1e8f2d154bf0fcc76bc4257335ad61cbb11c187c76b5da82b03d27b","tlsh":"8501495aca3455536dec3a94b81a1182a7264e478d81fc1c23b3011c8f0e2e7747f5dd","path":"package.json"}]},"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/strapi-plugin-yesccresh-meeb/MAL-2026-16194.json"}}],"schema_version":"1.9.0","credits":[{"name":"Amazon Inspector","contact":["inspector-research@amazon.com"],"type":"FINDER"}]}