{"items":[{"id":"NVI-00002576","kind":"vulnerability","title":"Craft Commerce: Partial Payment Amount Without Lower Bound Validation","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-78vr-q6cf-c7p6"],"plain_summary":"OSV carries this publisher advisory for craftcms/commerce, craftcms/commerce. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 5.6.5 for craftcms/commerce. Confirm the publisher’s latest guidance.","source_ids":["sr-1daaaad8c6f91881263f75d733cbddf7"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 4.11.2 for craftcms/commerce. Confirm the publisher’s latest guidance.","source_ids":["sr-1daaaad8c6f91881263f75d733cbddf7"],"action_type":"vendor_patch","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-1daaaad8c6f91881263f75d733cbddf7","url":"https://github.com/advisories/GHSA-78vr-q6cf-c7p6","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-78vr-q6cf-c7p6","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:59.947Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-1daaaad8c6f91881263f75d733cbddf7"],"technology":"craftcms/commerce","known_exclusions":[],"conditions_summary":"### Summary\n\nThe `Order::setPaymentAmount()` method accepts any float value without enforcing a minimum positive amount. The PaymentsController casts the user-supplied 'paymentAmount' parameter directly to float with no lower-bound check. \n\n### Details\n\nWhen the store has 'Allow Partial Payment on Checkout' enabled, a user can submit a payment amount of $0.00 or even a negative value, potentially marking orders as paid without a valid transaction.\n\n\n\n\n\n### PoC\n\n_Complete instructions, including specific configuration details, to reproduce the vulnerability._\n\n\n\n### Impact\nOn stores with partial payment enabled, a customer may be able to set an arbitrarily small payment amount. Gateway behavior varies — some will process $0.00 transactions, effectively giving free order fulfillment.\n\n**Remediation**\n\n","public_affected_ranges":["ECOSYSTEM: introduced 5.0.0; fixed 5.6.5"]},{"certainty":"source_listed","source_ids":["sr-1daaaad8c6f91881263f75d733cbddf7"],"technology":"craftcms/commerce","known_exclusions":[],"conditions_summary":"### Summary\n\nThe `Order::setPaymentAmount()` method accepts any float value without enforcing a minimum positive amount. The PaymentsController casts the user-supplied 'paymentAmount' parameter directly to float with no lower-bound check. \n\n### Details\n\nWhen the store has 'Allow Partial Payment on Checkout' enabled, a user can submit a payment amount of $0.00 or even a negative value, potentially marking orders as paid without a valid transaction.\n\n\n\n\n\n### PoC\n\n_Complete instructions, including specific configuration details, to reproduce the vulnerability._\n\n\n\n### Impact\nOn stores with partial payment enabled, a customer may be able to set an arbitrarily small payment amount. Gateway behavior varies — some will process $0.00 transactions, effectively giving free order fulfillment.\n\n**Remediation**\n\n","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0; fixed 4.11.2"]}],"null_published_at":"2026-10-31T22:00:33.895Z","source_updated_at":"2026-09-10T03:50:48.689Z","source_disclosed_at":"2026-06-19T21:15:23.000Z","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":"2026-10-31T21:41:59.947Z"}],"next_cursor":null,"snapshot_revision":"42594"}