{"items":[{"id":"NVI-00002052","kind":"vulnerability","title":"Flight: HTTP method override enabled by default, facilitating CSRF escalation and middleware bypass","revision":3,"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-vxrr-w42w-w76g","CVE-2026-42551"],"plain_summary":"GitHub lists this reviewed advisory for flightphp/core. 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-d4e77da84405c83d0697869eeae6402b"],"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},{"summary":"The original advisory lists fixed boundaries 3.18.1 for flightphp/core. Confirm the publisher’s latest guidance.","source_ids":["sr-096b4fe15eac83a54c09a75a44f6a446"],"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":[{"kind":"CVSS","as_of":"2026-05-14T20:40:05.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-12f7610868663292d9994ce55b92c137"},{"kind":"CVSS","as_of":"2026-10-26T14:10:00.130Z","value":"7.5 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-d4e77da84405c83d0697869eeae6402b"}],"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-12f7610868663292d9994ce55b92c137","url":"https://github.com/advisories/GHSA-vxrr-w42w-w76g","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-vxrr-w42w-w76g","publisher":"GitHub Advisory Database","observed_at":"2026-11-08T01:47:24.790Z"},{"id":"sr-096b4fe15eac83a54c09a75a44f6a446","url":"https://github.com/advisories/GHSA-vxrr-w42w-w76g","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-vxrr-w42w-w76g","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.380Z"},{"id":"sr-d4e77da84405c83d0697869eeae6402b","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42551","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-42551","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:24:02.489Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-12f7610868663292d9994ce55b92c137"],"technology":"flightphp/core","known_exclusions":[],"conditions_summary":"### Summary\n`Request::getMethod()` unconditionally honors the `X-HTTP-Method-Override` header and the `$_REQUEST['_method']` parameter on **any** HTTP verb (including safe verbs such as GET), with no opt-in and no whitelist of permitted target methods. A GET request can silently become a DELETE or PUT, enabling CSRF escalation against destructive endpoints, bypass of middleware gated on unsafe verbs, and cache poisoning between CDN and origin.\n\n### Affected code\n`flight/net/Request.php` (≈ lines 281-292):\n\n```php\npublic static function getMethod(): string\n{\n    $method = self::getVar('REQUEST_METHOD', 'GET');\n    if (self::getVar('HTTP_X_HTTP_METHOD_OVERRIDE') !== '') {\n        $method = self::getVar('HTTP_X_HTTP_METHOD_OVERRIDE');\n    } elseif (isset($_REQUEST['_method']) === true) {\n        $method = $_REQUEST['_method'];\n    }\n    return strtoupper($method);\n}\n```\n\n`$_REQUEST` aggregates `$_GET` and `$_POST`; on PHP runtimes with `request_order=GPC` it also includes `$_COOKIE`.\n\n### Proof of concept\n```\nGET /item/42?_method=DELETE        HTTP/1.1\n```\nis dispatched as `DELETE /item/42`.\n\n```\nGET /item/42                       HTTP/1.1\nX-HTTP-Method-Override: DELETE\n```\nis also di","public_affected_ranges":["< 3.18.1"]},{"certainty":"source_listed","source_ids":["sr-096b4fe15eac83a54c09a75a44f6a446"],"technology":"flightphp/core","known_exclusions":[],"conditions_summary":"### Summary\n`Request::getMethod()` unconditionally honors the `X-HTTP-Method-Override` header and the `$_REQUEST['_method']` parameter on **any** HTTP verb (including safe verbs such as GET), with no opt-in and no whitelist of permitted target methods. A GET request can silently become a DELETE or PUT, enabling CSRF escalation against destructive endpoints, bypass of middleware gated on unsafe verbs, and cache poisoning between CDN and origin.\n\n### Affected code\n`flight/net/Request.php` (≈ lines 281-292):\n\n```php\npublic static function getMethod(): string\n{\n    $method = self::getVar('REQUEST_METHOD', 'GET');\n    if (self::getVar('HTTP_X_HTTP_METHOD_OVERRIDE') !== '') {\n        $method = self::getVar('HTTP_X_HTTP_METHOD_OVERRIDE');\n    } elseif (isset($_REQUEST['_method']) === true) {\n        $method = $_REQUEST['_method'];\n    }\n    return strtoupper($method);\n}\n```\n\n`$_REQUEST` aggregates `$_GET` and `$_POST`; on PHP runtimes with `request_order=GPC` it also includes `$_COOKIE`.\n\n### Proof of concept\n```\nGET /item/42?_method=DELETE        HTTP/1.1\n```\nis dispatched as `DELETE /item/42`.\n\n```\nGET /item/42                       HTTP/1.1\nX-HTTP-Method-Override: DELETE\n```\nis also di","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.18.1"]}],"null_published_at":"2026-11-08T15:11:47.447Z","source_updated_at":"2026-05-14T20:40:05.000Z","source_disclosed_at":"2026-05-06T21:38:16.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:41.380Z"},{"id":"NVI-00002052","kind":"vulnerability","title":"Flight: HTTP method override enabled by default, facilitating CSRF escalation and middleware bypass","revision":2,"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-vxrr-w42w-w76g","CVE-2026-42551"],"plain_summary":"OSV carries this publisher advisory for flightphp/core. 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 3.18.1 for flightphp/core. Confirm the publisher’s latest guidance.","source_ids":["sr-096b4fe15eac83a54c09a75a44f6a446"],"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-d4e77da84405c83d0697869eeae6402b"],"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":"2026-10-26T14:10:00.130Z","value":"7.5 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-d4e77da84405c83d0697869eeae6402b"}],"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-096b4fe15eac83a54c09a75a44f6a446","url":"https://github.com/advisories/GHSA-vxrr-w42w-w76g","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-vxrr-w42w-w76g","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.380Z"},{"id":"sr-d4e77da84405c83d0697869eeae6402b","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42551","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-42551","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:24:02.489Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-096b4fe15eac83a54c09a75a44f6a446"],"technology":"flightphp/core","known_exclusions":[],"conditions_summary":"### Summary\n`Request::getMethod()` unconditionally honors the `X-HTTP-Method-Override` header and the `$_REQUEST['_method']` parameter on **any** HTTP verb (including safe verbs such as GET), with no opt-in and no whitelist of permitted target methods. A GET request can silently become a DELETE or PUT, enabling CSRF escalation against destructive endpoints, bypass of middleware gated on unsafe verbs, and cache poisoning between CDN and origin.\n\n### Affected code\n`flight/net/Request.php` (≈ lines 281-292):\n\n```php\npublic static function getMethod(): string\n{\n    $method = self::getVar('REQUEST_METHOD', 'GET');\n    if (self::getVar('HTTP_X_HTTP_METHOD_OVERRIDE') !== '') {\n        $method = self::getVar('HTTP_X_HTTP_METHOD_OVERRIDE');\n    } elseif (isset($_REQUEST['_method']) === true) {\n        $method = $_REQUEST['_method'];\n    }\n    return strtoupper($method);\n}\n```\n\n`$_REQUEST` aggregates `$_GET` and `$_POST`; on PHP runtimes with `request_order=GPC` it also includes `$_COOKIE`.\n\n### Proof of concept\n```\nGET /item/42?_method=DELETE        HTTP/1.1\n```\nis dispatched as `DELETE /item/42`.\n\n```\nGET /item/42                       HTTP/1.1\nX-HTTP-Method-Override: DELETE\n```\nis also di","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.18.1"]}],"null_published_at":"2026-11-07T22:29:23.450Z","source_updated_at":"2026-05-14T20:52:31.715Z","source_disclosed_at":"2026-05-06T21:38:16.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:41.380Z"},{"id":"NVI-00002052","kind":"vulnerability","title":"Flight: HTTP method override enabled by default, facilitating CSRF escalation and middleware bypass","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-vxrr-w42w-w76g","CVE-2026-42551"],"plain_summary":"OSV carries this publisher advisory for flightphp/core. 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 3.18.1 for flightphp/core. Confirm the publisher’s latest guidance.","source_ids":["sr-096b4fe15eac83a54c09a75a44f6a446"],"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-096b4fe15eac83a54c09a75a44f6a446","url":"https://github.com/advisories/GHSA-vxrr-w42w-w76g","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-vxrr-w42w-w76g","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.380Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-096b4fe15eac83a54c09a75a44f6a446"],"technology":"flightphp/core","known_exclusions":[],"conditions_summary":"### Summary\n`Request::getMethod()` unconditionally honors the `X-HTTP-Method-Override` header and the `$_REQUEST['_method']` parameter on **any** HTTP verb (including safe verbs such as GET), with no opt-in and no whitelist of permitted target methods. A GET request can silently become a DELETE or PUT, enabling CSRF escalation against destructive endpoints, bypass of middleware gated on unsafe verbs, and cache poisoning between CDN and origin.\n\n### Affected code\n`flight/net/Request.php` (≈ lines 281-292):\n\n```php\npublic static function getMethod(): string\n{\n    $method = self::getVar('REQUEST_METHOD', 'GET');\n    if (self::getVar('HTTP_X_HTTP_METHOD_OVERRIDE') !== '') {\n        $method = self::getVar('HTTP_X_HTTP_METHOD_OVERRIDE');\n    } elseif (isset($_REQUEST['_method']) === true) {\n        $method = $_REQUEST['_method'];\n    }\n    return strtoupper($method);\n}\n```\n\n`$_REQUEST` aggregates `$_GET` and `$_POST`; on PHP runtimes with `request_order=GPC` it also includes `$_COOKIE`.\n\n### Proof of concept\n```\nGET /item/42?_method=DELETE        HTTP/1.1\n```\nis dispatched as `DELETE /item/42`.\n\n```\nGET /item/42                       HTTP/1.1\nX-HTTP-Method-Override: DELETE\n```\nis also di","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.18.1"]}],"null_published_at":"2026-10-31T21:53:28.063Z","source_updated_at":"2026-05-14T20:52:31.715Z","source_disclosed_at":"2026-05-06T21:38:16.000Z","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":"2026-10-31T21:42:41.380Z"}],"next_cursor":null,"snapshot_revision":"42594"}