claude-code-base-action

{"modified":"2026-05-19T17:52:42Z","published":"2026-05-17T15:19:44Z","schema_version":"1.7.4","id":"MAL-2026-3811","summary":"Malicious code in claude-code-base-action (npm)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (3000eab5b77e9247ae3dc1125384eaeb03ecdae7ecd17fe30ee6216a6a87c686)\nThe package claude-code-base-action was found to contain malicious code.\n\n## Source: ossf-package-analysis (f08c76c834d5f7c2ce735d4dd85684ec34f3dcc29e1353dc7633fb72ee79aaaf)\nThe OpenSSF Package Analysis project identified 'claude-code-base-action' @ 2.0.0 (npm) as malicious.\n\nIt is considered malicious because:\n\n- The package communicates with a domain associated with malicious activity.\n","affected":[{"package":{"ecosystem":"npm","name":"claude-code-base-action"},"versions":["2.0.0","2.2.2"]}],"credits":[{"name":"Amazon Inspector","type":"FINDER","contact":["actran@amazon.com"]},{"name":"OpenSSF: Package Analysis","type":"FINDER","contact":["https://github.com/ossf/package-analysis","https://openssf.slack.com/channels/package_analysis"]}],"database_specific":{"malicious-packages-origins":[{"source":"ossf-package-analysis","sha256":"f08c76c834d5f7c2ce735d4dd85684ec34f3dcc29e1353dc7633fb72ee79aaaf","import_time":"2026-05-17T15:26:55.54141334Z","modified_time":"2026-05-17T15:19:44Z","versions":["2.0.0"]},{"source":"ossf-package-analysis","sha256":"3c9e36883f6e538eda86eb64854165d767b96458a12405a7ccd967c8015f6269","import_time":"2026-05-17T15:50:45.342577666Z","modified_time":"2026-05-17T15:41:36Z","versions":["2.2.2"]},{"source":"amazon-inspector","sha256":"3000eab5b77e9247ae3dc1125384eaeb03ecdae7ecd17fe30ee6216a6a87c686","import_time":"2026-05-19T17:50:33.981476006Z","modified_time":"2026-05-19T16:47:48Z","versions":["2.0.0","2.2.2"]}]}}