{"items":[{"id":"NVI-00003579","kind":"vulnerability","title":"AVideo has an Authorize.Net Webhook Signature Bypass that Enables Wallet Balance Inflation via Forged Payment Data","revision":4,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-95jh-7r58-xmxw","CVE-2026-33731"],"plain_summary":"OSV carries this publisher advisory for wwbn/avideo. 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 29.0 for wwbn/avideo. Confirm the publisher’s latest guidance.","source_ids":["sr-438f1ed6244452554e91c45eebb91ded"],"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":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-05bcdf30ed3b84c834313d9e299134bd"],"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":[{"kind":"CVSS","as_of":"2026-10-24T20:10:00.137Z","value":"6.5 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-af33eaf9a1a23eded1e39b9bc94806ee"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.163%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.05568. Missing scores are unknown.","source_id":"sr-05bcdf30ed3b84c834313d9e299134bd"}],"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-438f1ed6244452554e91c45eebb91ded","url":"https://github.com/advisories/GHSA-95jh-7r58-xmxw","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-95jh-7r58-xmxw","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.680Z"},{"id":"sr-af33eaf9a1a23eded1e39b9bc94806ee","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33731","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-33731","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:23:23.484Z"},{"id":"sr-05bcdf30ed3b84c834313d9e299134bd","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-33731","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.782Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-438f1ed6244452554e91c45eebb91ded"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nThe Authorize.Net webhook handler at `plugin/AuthorizeNet/webhook.php` contains a signature verification bypass that allows an attacker to forge webhook requests with arbitrary payment amounts and target user IDs. By supplying a valid transaction ID from a small legitimate purchase, the attacker bypasses signature validation and credits arbitrary wallet balances to any user account via attacker-controlled payload fields.\n\n## Details\n\nThree flaws combine into an exploit chain:\n\n### 1. Signature Bypass via OR Logic (webhook.php:33)\n\n```php\nif (!$parsed['signatureValid'] && (empty($txnInfo) || !empty($txnInfo['error']))) {\n    http_response_code(401);\n    echo 'invalid signature';\n    exit;\n}\n```\n\nThe webhook is rejected only when **both** conditions are true: the signature is invalid **AND** the transaction lookup fails. If the attacker supplies a real transaction ID (e.g., from their own $1 purchase), `getTransactionDetails()` succeeds and returns valid data, so the second condition is false. The invalid signature is silently ignored.\n\n### 2. Payload Values Override API-Fetched Values (AuthorizeNet.php:169-171, webhook.php:44-48)\n\nIn `analyzeTransactionFromWebhook()`, `u","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 29.0"]}],"null_published_at":"2026-11-06T15:18:17.680Z","source_updated_at":"2026-09-10T03:50:49.093Z","source_disclosed_at":"2026-06-22T19:58:50.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:10.680Z"},{"id":"NVI-00003579","kind":"vulnerability","title":"AVideo has an Authorize.Net Webhook Signature Bypass that Enables Wallet Balance Inflation via Forged Payment Data","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-95jh-7r58-xmxw","CVE-2026-33731"],"plain_summary":"OSV carries this publisher advisory for wwbn/avideo. 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 29.0 for wwbn/avideo. Confirm the publisher’s latest guidance.","source_ids":["sr-438f1ed6244452554e91c45eebb91ded"],"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":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-05bcdf30ed3b84c834313d9e299134bd"],"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":[{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.163%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.05568. Missing scores are unknown.","source_id":"sr-05bcdf30ed3b84c834313d9e299134bd"}],"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-438f1ed6244452554e91c45eebb91ded","url":"https://github.com/advisories/GHSA-95jh-7r58-xmxw","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-95jh-7r58-xmxw","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.680Z"},{"id":"sr-05bcdf30ed3b84c834313d9e299134bd","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-33731","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.782Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-438f1ed6244452554e91c45eebb91ded"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nThe Authorize.Net webhook handler at `plugin/AuthorizeNet/webhook.php` contains a signature verification bypass that allows an attacker to forge webhook requests with arbitrary payment amounts and target user IDs. By supplying a valid transaction ID from a small legitimate purchase, the attacker bypasses signature validation and credits arbitrary wallet balances to any user account via attacker-controlled payload fields.\n\n## Details\n\nThree flaws combine into an exploit chain:\n\n### 1. Signature Bypass via OR Logic (webhook.php:33)\n\n```php\nif (!$parsed['signatureValid'] && (empty($txnInfo) || !empty($txnInfo['error']))) {\n    http_response_code(401);\n    echo 'invalid signature';\n    exit;\n}\n```\n\nThe webhook is rejected only when **both** conditions are true: the signature is invalid **AND** the transaction lookup fails. If the attacker supplies a real transaction ID (e.g., from their own $1 purchase), `getTransactionDetails()` succeeds and returns valid data, so the second condition is false. The invalid signature is silently ignored.\n\n### 2. Payload Values Override API-Fetched Values (AuthorizeNet.php:169-171, webhook.php:44-48)\n\nIn `analyzeTransactionFromWebhook()`, `u","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 29.0"]}],"null_published_at":"2026-11-04T10:04:41.548Z","source_updated_at":"2026-09-10T03:50:49.093Z","source_disclosed_at":"2026-06-22T19:58:50.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:42:10.680Z"},{"id":"NVI-00003579","kind":"vulnerability","title":"AVideo has an Authorize.Net Webhook Signature Bypass that Enables Wallet Balance Inflation via Forged Payment Data","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-95jh-7r58-xmxw","CVE-2026-33731"],"plain_summary":"OSV carries this publisher advisory for wwbn/avideo. 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 29.0 for wwbn/avideo. Confirm the publisher’s latest guidance.","source_ids":["sr-438f1ed6244452554e91c45eebb91ded"],"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":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-25c635efdfbdaab4c18b289781b0c0f4"],"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":[{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.163%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.05524. Missing scores are unknown.","source_id":"sr-25c635efdfbdaab4c18b289781b0c0f4"}],"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-438f1ed6244452554e91c45eebb91ded","url":"https://github.com/advisories/GHSA-95jh-7r58-xmxw","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-95jh-7r58-xmxw","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.680Z"},{"id":"sr-25c635efdfbdaab4c18b289781b0c0f4","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-33731","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.377Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-438f1ed6244452554e91c45eebb91ded"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nThe Authorize.Net webhook handler at `plugin/AuthorizeNet/webhook.php` contains a signature verification bypass that allows an attacker to forge webhook requests with arbitrary payment amounts and target user IDs. By supplying a valid transaction ID from a small legitimate purchase, the attacker bypasses signature validation and credits arbitrary wallet balances to any user account via attacker-controlled payload fields.\n\n## Details\n\nThree flaws combine into an exploit chain:\n\n### 1. Signature Bypass via OR Logic (webhook.php:33)\n\n```php\nif (!$parsed['signatureValid'] && (empty($txnInfo) || !empty($txnInfo['error']))) {\n    http_response_code(401);\n    echo 'invalid signature';\n    exit;\n}\n```\n\nThe webhook is rejected only when **both** conditions are true: the signature is invalid **AND** the transaction lookup fails. If the attacker supplies a real transaction ID (e.g., from their own $1 purchase), `getTransactionDetails()` succeeds and returns valid data, so the second condition is false. The invalid signature is silently ignored.\n\n### 2. Payload Values Override API-Fetched Values (AuthorizeNet.php:169-171, webhook.php:44-48)\n\nIn `analyzeTransactionFromWebhook()`, `u","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 29.0"]}],"null_published_at":"2026-10-31T22:27:09.615Z","source_updated_at":"2026-09-10T03:50:49.093Z","source_disclosed_at":"2026-06-22T19:58:50.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:42:10.680Z"},{"id":"NVI-00003579","kind":"vulnerability","title":"AVideo has an Authorize.Net Webhook Signature Bypass that Enables Wallet Balance Inflation via Forged Payment Data","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-95jh-7r58-xmxw","CVE-2026-33731"],"plain_summary":"OSV carries this publisher advisory for wwbn/avideo. 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 29.0 for wwbn/avideo. Confirm the publisher’s latest guidance.","source_ids":["sr-438f1ed6244452554e91c45eebb91ded"],"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-438f1ed6244452554e91c45eebb91ded","url":"https://github.com/advisories/GHSA-95jh-7r58-xmxw","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-95jh-7r58-xmxw","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.680Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-438f1ed6244452554e91c45eebb91ded"],"technology":"wwbn/avideo","known_exclusions":[],"conditions_summary":"## Summary\n\nThe Authorize.Net webhook handler at `plugin/AuthorizeNet/webhook.php` contains a signature verification bypass that allows an attacker to forge webhook requests with arbitrary payment amounts and target user IDs. By supplying a valid transaction ID from a small legitimate purchase, the attacker bypasses signature validation and credits arbitrary wallet balances to any user account via attacker-controlled payload fields.\n\n## Details\n\nThree flaws combine into an exploit chain:\n\n### 1. Signature Bypass via OR Logic (webhook.php:33)\n\n```php\nif (!$parsed['signatureValid'] && (empty($txnInfo) || !empty($txnInfo['error']))) {\n    http_response_code(401);\n    echo 'invalid signature';\n    exit;\n}\n```\n\nThe webhook is rejected only when **both** conditions are true: the signature is invalid **AND** the transaction lookup fails. If the attacker supplies a real transaction ID (e.g., from their own $1 purchase), `getTransactionDetails()` succeeds and returns valid data, so the second condition is false. The invalid signature is silently ignored.\n\n### 2. Payload Values Override API-Fetched Values (AuthorizeNet.php:169-171, webhook.php:44-48)\n\nIn `analyzeTransactionFromWebhook()`, `u","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 29.0"]}],"null_published_at":"2026-10-31T22:12:48.022Z","source_updated_at":"2026-09-10T03:50:49.093Z","source_disclosed_at":"2026-06-22T19:58:50.000Z","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":"2026-10-31T21:42:10.680Z"}],"next_cursor":null,"snapshot_revision":"42594"}