{"items":[{"id":"NVI-00008495","kind":"supply_chain_event","title":"Malicious code in workcalender (PyPI)","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-rwx2-hxr7-qgg5"],"plain_summary":"GitHub lists this malware advisory for workcalender. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-4d11900f06476204842c0e90d40e53a1"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-4d11900f06476204842c0e90d40e53a1","url":"https://github.com/advisories/GHSA-rwx2-hxr7-qgg5","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-rwx2-hxr7-qgg5","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:56:27.401Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-4d11900f06476204842c0e90d40e53a1"],"technology":"workcalender","known_exclusions":[],"conditions_summary":"## Source: kam193 (9a336c0fa7a5b3ee5f036d678c8c0f0d549135a08d05549ee92cb11b1a7f78fa)\nThis package contains a stub build-time helper, which in another package of the same uploader was already turned into a backdoor installation. While this package does not yet contain malicious code, it is clear it was uploaded with such intention and likely exploits dependency confusion.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-10-test-workalendar-internal\n\n\nReasons (based on the campaign):\n\n\n - backdoor\n\n\n - The package overrides the install command in setup.py to execute malicious code during installation.\n\n---\n\nCredit: OpenSSF (source)","public_affected_ranges":["= 17.1.0.dev0"]}],"null_published_at":"2026-10-31T22:13:22.849Z","source_updated_at":"2026-10-29T15:31:32.000Z","source_disclosed_at":"2026-10-20T15:31:09.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:56:27.401Z"}],"next_cursor":null,"snapshot_revision":"42594"}